lib/bucketed_game: intro services to get stats on buckets
[nit.git] / lib / github / api.nit
index fd6f30b..59917c5 100644 (file)
@@ -352,6 +352,9 @@ abstract class GithubEntity
 
        # Github page url.
        fun html_url: String do return json["html_url"].as(String)
+
+       # Set page url.
+       fun html_url=(url: String) do json["html_url"] = url
 end
 
 # A Github user
@@ -374,6 +377,9 @@ class User
 
        # Avatar image url for this user.
        fun avatar_url: String do return json["avatar_url"].as(String)
+
+       # Set avatar url.
+       fun avatar_url=(url: String) do json["avatar_url"] = url
 end
 
 # A Github repository.
@@ -397,10 +403,14 @@ class Repo
        # Repo short name on Github.
        fun name: String do return json["name"].as(String)
 
+       # Set repo full name
+       fun name=(name: String) do json["name"] = name
+
        # Get the repo owner.
-       fun owner: User do
-               return new User.from_json(api, json["owner"].as(JsonObject))
-       end
+       fun owner: User do return new User.from_json(api, json["owner"].as(JsonObject))
+
+       # Set repo owner
+       fun owner=(owner: User) do json["owner"] = owner.json
 
        # List of branches associated with their names.
        fun branches: Map[String, Branch] do
@@ -533,6 +543,9 @@ class Repo
                assert branch isa Branch
                return branch
        end
+
+       # Set the default branch
+       fun default_branch=(branch: Branch) do json["default_branch"] = branch.json
 end
 
 # A `RepoEntity` is something contained in a `Repo`.
@@ -544,8 +557,7 @@ abstract class RepoEntity
 
        # Init `self` from a `json` object.
        init from_json(api: GithubAPI, repo: Repo, json: JsonObject) do
-               self.api = api
-               self.repo = repo
+               init(api, repo)
                self.json = json
        end
 end
@@ -569,9 +581,10 @@ class Branch
        end
 
        # Get the last commit of `self`.
-       fun commit: Commit do
-               return new Commit.from_json(api, repo, json["commit"].as(JsonObject))
-       end
+       fun commit: Commit do return new Commit.from_json(api, repo, json["commit"].as(JsonObject))
+
+       # Set the last commit
+       fun commit=(commit: Commit) do json["commit"] = commit.json
 
        # List all commits in `self`.
        #
@@ -616,7 +629,7 @@ class Commit
        # Parent commits of `self`.
        fun parents: Array[Commit] do
                var res = new Array[Commit]
-               var parents = json["parents"]
+               var parents = json.get_or_null("parents")
                if not parents isa JsonArray then return res
                for obj in parents do
                        if not obj isa JsonObject then continue
@@ -625,20 +638,43 @@ class Commit
                return res
        end
 
+       # Set parent commits.
+       fun parents=(parents: Array[Commit]) do
+               var res = new JsonArray
+               for parent in parents do res.add parent.json
+               json["parents"] = res
+       end
+
        # Author of the commit.
        fun author: nullable User do
-               if not json.has_key("author") then return null
-               var user = json["author"]
-               if not user isa JsonObject then return null
-               return new User.from_json(api, user)
+               var user = json.get_or_null("author")
+               if user isa JsonObject then return new User.from_json(api, user)
+               return null
+       end
+
+       # Set commit author.
+       fun author=(user: nullable User) do
+               if user == null then
+                       json["author"] = null
+               else
+                       json["author"] = user.json
+               end
        end
 
        # Committer of the commit.
        fun committer: nullable User do
-               if not json.has_key("committer") then return null
-               var user = json["author"]
-               if not user isa JsonObject then return null
-               return new User.from_json(api, user)
+               var user = json.get_or_null("author")
+               if user isa JsonObject then return new User.from_json(api, user)
+               return null
+       end
+
+       # Set commit committer.
+       fun committer=(user: nullable User) do
+               if user == null then
+                       json["committer"] = null
+               else
+                       json["committer"] = user.json
+               end
        end
 
        # Authoring date as ISODate.
@@ -658,7 +694,7 @@ class Commit
        # List files staged in this commit.
        fun files: Array[GithubFile] do
                var res = new Array[GithubFile]
-               var files = json["files"]
+               var files = json.get_or_null("files")
                if not files isa JsonArray then return res
                for obj in files do
                        res.add(new GithubFile(obj.as(JsonObject)))
@@ -666,6 +702,13 @@ class Commit
                return res
        end
 
+       # Set commit files.
+       fun files=(files: Array[GithubFile]) do
+               var res = new JsonArray
+               for file in files do res.add file.json
+               json["files"] = res
+       end
+
        # Commit message.
        fun message: String do return json["commit"].as(JsonObject)["message"].as(String)
 end
@@ -688,19 +731,30 @@ class Issue
                super
        end
 
+       # Issue id.
+       fun id: Int do return json["id"].as(Int)
+
+       # Set issue id.
+       fun id=(id: Int) do json["id"] = id
+
        # Issue title.
        fun title: String do return json["title"].as(String)
 
+       # Set issue title
+       fun title=(title: String) do json["title"] = title
+
        # User that created this issue.
-       fun user: User do
-               return new User.from_json(api, json["user"].as(JsonObject))
-       end
+       fun user: User do return new User.from_json(api, json["user"].as(JsonObject))
+
+       # Set issue creator.
+       fun user=(user: User) do json["user"] = user.json
 
        # List of labels on this issue associated to their names.
        fun labels: Map[String, Label] do
                var res = new HashMap[String, Label]
-               if not json.has_key("labels") then return res
-               for obj in json["labels"].as(JsonArray) do
+               var lbls = json.get_or_null("labels")
+               if not lbls isa JsonArray then return res
+               for obj in lbls do
                        if not obj isa JsonObject then continue
                        var name = obj["name"].as(String)
                        res[name] = new Label.from_json(api, repo, obj)
@@ -711,21 +765,45 @@ class Issue
        # State of the issue on Github.
        fun state: String do return json["state"].as(String)
 
+       # Set the state of this issue.
+       fun state=(state: String) do json["state"] = state
+
        # Is the issue locked?
        fun locked: Bool do return json["locked"].as(Bool)
 
+       # Set issue locked state.
+       fun locked=(locked: Bool) do json["locked"] = locked
+
        # Assigned `User` (if any).
        fun assignee: nullable User do
-               var assignee = json["assignee"]
-               if not assignee isa JsonObject then return null
-               return new User.from_json(api, assignee)
+               var assignee = json.get_or_null("assignee")
+               if assignee isa JsonObject then return new User.from_json(api, assignee)
+               return null
+       end
+
+       # Set issue assignee.
+       fun assignee=(user: nullable User) do
+               if user == null then
+                       json["assignee"] = null
+               else
+                       json["assignee"] = user.json
+               end
        end
 
        # `Milestone` (if any).
        fun milestone: nullable Milestone do
-               var milestone = json["milestone"]
-               if not milestone isa JsonObject then return null
-               return new Milestone.from_json(api, repo, milestone)
+               var milestone = json.get_or_null("milestone")
+               if milestone isa JsonObject then return new Milestone.from_json(api, repo, milestone)
+               return null
+       end
+
+       # Set issue milestone.
+       fun milestone=(milestone: nullable Milestone) do
+               if milestone == null then
+                       json["milestone"] = null
+               else
+                       json["milestone"] = milestone.json
+               end
        end
 
        # List of comments made on this issue.
@@ -741,10 +819,16 @@ class Issue
                        for obj in array do
                                if not obj isa JsonObject then continue
                                var id = obj["id"].as(Int)
-                               res.add(api.load_issue_comment(repo, id).as(not null))
+                               var comment = api.load_issue_comment(repo, id)
+                               if comment == null then continue
+                               res.add(comment)
                        end
                        page += 1
-                       array = api.get("{key}/comments?page={page}").as(JsonArray)
+                       var json = api.get("{key}/comments?page={page}")
+                       if not json isa JsonArray then
+                               return res
+                       end
+                       array = json
                end
                return res
        end
@@ -753,34 +837,63 @@ class Issue
        fun comments_count: Int do return json["comments"].as(Int)
 
        # Creation time in ISODate format.
-       fun created_at: ISODate do
-               return new ISODate.from_string(json["created_at"].as(String))
+       fun created_at: ISODate do return new ISODate.from_string(json["created_at"].as(String))
+
+       # Set issue creation time.
+       fun created_at=(created_at: nullable ISODate) do
+               if created_at == null then
+                       json["created_at"] = null
+               else
+                       json["created_at"] = created_at.to_s
+               end
        end
 
        # Last update time in ISODate format (if any).
        fun updated_at: nullable ISODate do
-               var res = json["updated_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.as(String))
+               var res = json.get_or_null("updated_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set issue last update time.
+       fun updated_at=(updated_at: nullable ISODate) do
+               if updated_at == null then
+                       json["updated_at"] = null
+               else
+                       json["updated_at"] = updated_at.to_s
+               end
        end
 
        # Close time in ISODate format (if any).
        fun closed_at: nullable ISODate do
-               var res = json["closed_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.as(String))
+               var res = json.get_or_null("closed_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set issue close time.
+       fun closed_at=(closed_at: nullable ISODate) do
+               if closed_at == null then
+                       json["closed_at"] = null
+               else
+                       json["closed_at"] = closed_at.to_s
+               end
        end
 
        # TODO link to pull request
 
        # Full description of the issue.
-       fun body: String  do return json["body"].as(String)
+       fun body: String do return json["body"].as(String)
+
+       # Set description body
+       fun body=(body: String) do json["body"] = body
 
        # List of events on this issue.
        fun events: Array[IssueEvent] do
                var res = new Array[IssueEvent]
                var page = 1
-               var array = api.get("{key}/events?page={page}").as(JsonArray)
+               var array = api.get("{key}/events?page={page}")
+               if not array isa JsonArray then return res
                while not array.is_empty do
                        for obj in array do
                                if not obj isa JsonObject then continue
@@ -794,10 +907,22 @@ class Issue
 
        # User that closed this issue (if any).
        fun closed_by: nullable User do
-               var closer = json["closed_by"]
-               if not closer isa JsonObject then return null
-               return new User.from_json(api, closer)
+               var closer = json.get_or_null("closed_by")
+               if closer isa JsonObject then return new User.from_json(api, closer)
+               return null
+       end
+
+       # Set user that closed the issue.
+       fun closed_by=(user: nullable User) do
+               if user == null then
+                       json["closed_by"] = null
+               else
+                       json["closed_by"] = user.json
+               end
        end
+
+       # Is this issue linked to a pull request?
+       fun is_pull_request: Bool do return json.has_key("pull_request")
 end
 
 # A Github pull request.
@@ -813,58 +938,109 @@ class PullRequest
 
        # Merge time in ISODate format (if any).
        fun merged_at: nullable ISODate do
-               var res = json["merged_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.to_s)
+               var res = json.get_or_null("merged_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set pull request merge time.
+       fun merged_at=(merged_at: nullable ISODate) do
+               if merged_at == null then
+                       json["merged_at"] = null
+               else
+                       json["merged_at"] = merged_at.to_s
+               end
        end
 
        # Merge commit SHA.
        fun merge_commit_sha: String do return json["merge_commit_sha"].as(String)
 
+       # Set merge_commit_sha
+       fun merge_commit_sha=(sha: String) do json["merge_commit_sha"] = sha
+
        # Count of comments made on the pull request diff.
        fun review_comments: Int do return json["review_comments"].as(Int)
 
+       # Set review_comments
+       fun review_comments=(count: Int) do json["review_comments"] = count
+
        # Pull request head (can be a commit SHA or a branch name).
        fun head: PullRef do
                var json = json["head"].as(JsonObject)
                return new PullRef(api, json)
        end
 
+       # Set head
+       fun head=(head: PullRef) do json["head"] = head.json
+
        # Pull request base (can be a commit SHA or a branch name).
        fun base: PullRef do
                var json = json["base"].as(JsonObject)
                return new PullRef(api, json)
        end
 
+       # Set base
+       fun base=(base: PullRef) do json["base"] = base.json
+
        # Is this pull request merged?
        fun merged: Bool do return json["merged"].as(Bool)
 
+       # Set merged
+       fun merged=(merged: Bool) do json["merged"] = merged
+
        # Is this pull request mergeable?
        fun mergeable: Bool do return json["mergeable"].as(Bool)
 
+       # Set mergeable
+       fun mergeable=(mergeable: Bool) do json["mergeable"] = mergeable
+
        # Mergeable state of this pull request.
        #
        # See <https://developer.github.com/v3/pulls/#list-pull-requests>.
        fun mergeable_state: Int do return json["mergeable_state"].as(Int)
 
+       # Set mergeable_state
+       fun mergeable_state=(mergeable_state: Int) do json["mergeable_state"] = mergeable_state
+
        # User that merged this pull request (if any).
        fun merged_by: nullable User do
-               var merger = json["merged_by"]
-               if not merger isa JsonObject then return null
-               return new User.from_json(api, merger)
+               var merger = json.get_or_null("merged_by")
+               if merger isa JsonObject then return new User.from_json(api, merger)
+               return null
+       end
+
+       # Set merged_by.
+       fun merged_by=(merged_by: nullable User) do
+               if merged_by == null then
+                       json["merged_by"] = null
+               else
+                       json["merged_by"] = merged_by.json
+               end
        end
 
        # Count of commits in this pull request.
        fun commits: Int do return json["commits"].as(Int)
 
+       # Set commits
+       fun commits=(commits: Int) do json["commits"] = commits
+
        # Added line count.
        fun additions: Int do return json["additions"].as(Int)
 
+       # Set additions
+       fun additions=(additions: Int) do json["additions"] = additions
+
        # Deleted line count.
        fun deletions: Int do return json["deletions"].as(Int)
 
+       # Set deletions
+       fun deletions=(deletions: Int) do json["deletions"] = deletions
+
        # Changed files count.
        fun changed_files: Int do return json["changed_files"].as(Int)
+
+       # Set changed_files
+       fun changed_files=(changed_files: Int) do json["changed_files"] = changed_files
 end
 
 # A pull request reference (used for head and base).
@@ -879,21 +1055,36 @@ class PullRef
        # Label pointed by `self`.
        fun labl: String do return json["label"].as(String)
 
+       # Set labl
+       fun labl=(labl: String) do json["label"] = labl
+
        # Reference pointed by `self`.
        fun ref: String do return json["ref"].as(String)
 
+       # Set ref
+       fun ref=(ref: String) do json["ref"] = ref
+
        # Commit SHA pointed by `self`.
        fun sha: String do return json["sha"].as(String)
 
+       # Set sha
+       fun sha=(sha: String) do json["sha"] = sha
+
        # User pointed by `self`.
        fun user: User do
                return new User.from_json(api, json["user"].as(JsonObject))
        end
 
+       # Set user
+       fun user=(user: User) do json["user"] = user.json
+
        # Repo pointed by `self`.
        fun repo: Repo do
                return new Repo.from_json(api, json["repo"].as(JsonObject))
        end
+
+       # Set repo
+       fun repo=(repo: Repo) do json["repo"] = repo.json
 end
 
 # A Github label.
@@ -916,6 +1107,9 @@ class Label
 
        # Label color code.
        fun color: String do return json["color"].as(String)
+
+       # Set color
+       fun color=(color: String) do json["color"] = color
 end
 
 # A Github milestone.
@@ -939,47 +1133,95 @@ class Milestone
        # Milestone title.
        fun title: String do return json["title"].as(String)
 
+       # Set title
+       fun title=(title: String) do json["title"] = title
+
        # Milestone long description.
        fun description: String do return json["description"].as(String)
 
+       # Set description
+       fun description=(description: String) do json["description"] = description
+
        # Count of opened issues linked to this milestone.
        fun open_issues: Int do return json["open_issues"].as(Int)
 
+       # Set open_issues
+       fun open_issues=(open_issues: Int) do json["open_issues"] = open_issues
+
        # Count of closed issues linked to this milestone.
        fun closed_issues: Int do return json["closed_issues"].as(Int)
 
+       # Set closed_issues
+       fun closed_issues=(closed_issues: Int) do json["closed_issues"] = closed_issues
+
        # Milestone state.
        fun state: String do return json["state"].as(String)
 
+       # Set state
+       fun state=(state: String) do json["state"] = state
+
        # Creation time in ISODate format.
        fun created_at: ISODate do
                return new ISODate.from_string(json["created_at"].as(String))
        end
 
+       # Set created_at
+       fun created_at=(created_at: ISODate) do json["created_at"] = created_at.to_s
+
        # User that created this milestone.
        fun creator: User do
                return new User.from_json(api, json["creator"].as(JsonObject))
        end
 
+       # Set creator
+       fun creator=(creator: User) do json["creator"] = creator.json
+
        # Due time in ISODate format (if any).
        fun due_on: nullable ISODate do
-               var res = json["updated_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.to_s)
+               var res = json.get_or_null("updated_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set due_on.
+       fun due_on=(due_on: nullable ISODate) do
+               if due_on == null then
+                       json["due_on"] = null
+               else
+                       json["due_on"] = due_on.to_s
+               end
        end
 
        # Update time in ISODate format (if any).
        fun updated_at: nullable ISODate do
-               var res = json["updated_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.to_s)
+               var res = json.get_or_null("updated_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set updated_at.
+       fun updated_at=(updated_at: nullable ISODate) do
+               if updated_at == null then
+                       json["updated_at"] = null
+               else
+                       json["updated_at"] = updated_at.to_s
+               end
        end
 
        # Close time in ISODate format (if any).
        fun closed_at: nullable ISODate do
-               var res = json["closed_at"]
-               if res == null then return null
-               return new ISODate.from_string(res.to_s)
+               var res = json.get_or_null("closed_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set closed_at.
+       fun closed_at=(closed_at: nullable ISODate) do
+               if closed_at == null then
+                       json["closed_at"] = null
+               else
+                       json["closed_at"] = closed_at.to_s
+               end
        end
 end
 
@@ -1006,20 +1248,39 @@ abstract class Comment
                return new User.from_json(api, json["user"].as(JsonObject))
        end
 
+       # Set user
+       fun user=(user: User) do json["user"] = user.json
+
        # Creation time in ISODate format.
        fun created_at: ISODate do
                return new ISODate.from_string(json["created_at"].as(String))
        end
 
+       # Set created_at
+       fun created_at=(created_at: ISODate) do json["created_at"] = created_at.to_s
+
        # Last update time in ISODate format (if any).
        fun updated_at: nullable ISODate do
-               if not json.has_key("updated_at") then return null
-               return new ISODate.from_string(json["updated_at"].as(String))
+               var res = json.get_or_null("updated_at")
+               if res isa String then return new ISODate.from_string(res)
+               return null
+       end
+
+       # Set updated_at.
+       fun updated_at=(updated_at: nullable ISODate) do
+               if updated_at == null then
+                       json["updated_at"] = null
+               else
+                       json["updated_at"] = updated_at.to_s
+               end
        end
 
        # Comment body text.
        fun body: String do return json["body"].as(String)
 
+       # Set body
+       fun body=(body: String) do json["body"] = body
+
        # Does the comment contain an acknowledgement (+1)
        fun is_ack: Bool
        do
@@ -1038,24 +1299,34 @@ class CommitComment
                return api.load_commit(repo, json["commit_id"].as(String)).as(not null)
        end
 
+       # Set commit
+       fun commit=(commit: Commit) do json["commit_id"] = commit.json
+
        # Position of the comment on the line.
        fun position: nullable String do
-               if not json.has_key("position") then return null
-               var res = json["position"]
-               if res == null then return null
-               return res.to_s
+               var res = json.get_or_null("position")
+               if res isa String then return res
+               return null
        end
 
+       # Set position.
+       fun position=(position: nullable String) do json["position"] = position
+
        # Line of the comment.
        fun line: nullable String do
-               if not json.has_key("line") then return null
-               var res = json["line"]
-               if res == null then return null
-               return res.to_s
+               var res = json.get_or_null("line")
+               if res isa String then return res
+               return null
        end
 
+       # Set line.
+       fun line=(line: nullable String) do json["line"] = line
+
        # Path of the commented file.
        fun path: String do return json["path"].as(String)
+
+       # Set path.
+       fun path=(path: String) do json["path"] = path
 end
 
 # Comments made on Github issue and pull request pages.
@@ -1076,6 +1347,9 @@ class IssueComment
 
        # Link to the issue document on API.
        fun issue_url: String do return json["issue_url"].as(String)
+
+       # Set issue_url.
+       fun issue_url=(issue_url: String) do json["issue_url"] = issue_url
 end
 
 # Comments made on Github pull request diffs.
@@ -1097,23 +1371,44 @@ class ReviewComment
        # Link to the pull request on API.
        fun pull_request_url: String do return json["pull_request_url"].as(String)
 
+       # Set pull_request_url.
+       fun pull_request_url=(pull_request_url: String) do json["pull_request_url"] = pull_request_url
+
        # Diff hunk.
        fun diff_hunk: String do return json["diff_hunk"].as(String)
 
+       # Set diff_hunk.
+       fun diff_hunk=(diff_hunk: String) do json["diff_hunk"] = diff_hunk
+
        # Path of commented file.
        fun path: String do return json["path"].as(String)
 
+       # Set path.
+       fun path=(path: String) do json["path"] = path
+
        # Position of the comment on the file.
        fun position: Int do return json["position"].as(Int)
 
+       # Set position.
+       fun position=(position: Int) do json["position"] = position
+
        # Original position in the diff.
        fun original_position: Int do return json["original_position"].as(Int)
 
+       # Set original_position.
+       fun original_position=(original_position: Int) do json["original_position"] = original_position
+
        # Commit referenced by this comment.
        fun commit_id: String do return json["commit_id"].as(String)
 
+       # Set commit_id.
+       fun commit_id=(commit_id: String) do json["commit_id"] = commit_id
+
        # Original commit id.
        fun original_commit_id: String do return json["original_commit_id"].as(String)
+
+       # Set original_commit_id.
+       fun original_commit_id=(commit_id: String) do json["original_commit_id"] = commit_id
 end
 
 # An event that occurs on a Github `Issue`.
@@ -1139,52 +1434,103 @@ class IssueEvent
                return new Issue.from_json(api, repo, json["issue"].as(JsonObject))
        end
 
+       # Set issue.
+       fun issue=(issue: Issue) do json["issue"] = issue.json
+
        # User that initiated the event.
        fun actor: User do
                return new User.from_json(api, json["actor"].as(JsonObject))
        end
 
+       # Set actor.
+       fun actor=(actor: User) do json["actor"] = actor.json
+
        # Creation time in ISODate format.
        fun created_at: ISODate do
                return new ISODate.from_string(json["created_at"].as(String))
        end
 
+       # Set created_at.
+       fun created_at=(created_at: ISODate) do json["created_at"] = created_at.to_s
+
        # Event descriptor.
        fun event: String do return json["event"].as(String)
 
+       # Set event.
+       fun event=(event: String) do json["event"] = event
+
        # Commit linked to this event (if any).
        fun commit_id: nullable String do
-               var res = json["commit_id"]
-               if res == null then return null
-               return res.to_s
+               var res = json.get_or_null("commit_id")
+               if res isa String then return res
+               return null
        end
 
+       # Set commit_id.
+       fun commit_id=(commit_id: nullable String) do json["commit_id"] = commit_id
+
        # Label linked to this event (if any).
        fun labl: nullable Label do
-               var res = json["label"]
-               if not res isa JsonObject then return null
-               return new Label.from_json(api, repo, res)
+               var res = json.get_or_null("label")
+               if res isa JsonObject then return new Label.from_json(api, repo, res)
+               return null
+       end
+
+       # Set labl.
+       fun labl=(labl: nullable Label) do
+               if labl == null then
+                       json["labl"] = null
+               else
+                       json["labl"] = labl.json
+               end
        end
 
        # User linked to this event (if any).
        fun assignee: nullable User do
-               var res = json["assignee"]
-               if not res isa JsonObject then return null
-               return new User.from_json(api, res)
+               var res = json.get_or_null("assignee")
+               if res isa JsonObject then return new User.from_json(api, res)
+               return null
+       end
+
+       # Set assignee.
+       fun assignee=(assignee: nullable User) do
+               if assignee == null then
+                       json["assignee"] = null
+               else
+                       json["assignee"] = assignee.json
+               end
        end
 
        # Milestone linked to this event (if any).
        fun milestone: nullable Milestone do
-               var res = json["milestone"]
-               if not res isa JsonObject then return null
-               return new Milestone.from_json(api, repo, res)
+               var res = json.get_or_null("milestone")
+               if res isa JsonObject then return new Milestone.from_json(api, repo, res)
+               return null
+       end
+
+       # Set milestone.
+       fun milestone=(milestone: nullable User) do
+               if milestone == null then
+                       json["milestone"] = null
+               else
+                       json["milestone"] = milestone.json
+               end
        end
 
        # Rename linked to this event (if any).
        fun rename: nullable RenameAction do
-               var res = json["rename"]
-               if res == null then return null
-               return new RenameAction(res.as(JsonObject))
+               var res = json.get_or_null("rename")
+               if res isa JsonObject then return new RenameAction(res)
+               return null
+       end
+
+       # Set rename.
+       fun rename=(rename: nullable User) do
+               if rename == null then
+                       json["rename"] = null
+               else
+                       json["rename"] = rename.json
+               end
        end
 end
 
@@ -1197,8 +1543,14 @@ class RenameAction
        # Name before renaming.
        fun from: String do return json["from"].as(String)
 
+       # Set from.
+       fun from=(from: String) do json["from"] = from
+
        # Name after renaming.
        fun to: String do return json["to"].as(String)
+
+       # Set to.
+       fun to=(to: String) do json["to"] = to
 end
 
 # Contributors list with additions, deletions, and commit counts.
@@ -1219,8 +1571,7 @@ class ContributorStats
 
        # Init `self` from a `json` object.
        init from_json(api: GithubAPI, json: JsonObject) do
-               self.api = api
-               self.json = json
+               init(api, json)
        end
 
        # User these statistics are about.
@@ -1228,12 +1579,21 @@ class ContributorStats
                return new User.from_json(api, json["author"].as(JsonObject))
        end
 
+       # Set author.
+       fun author=(author: User) do json["author"] = author.json
+
        # Total number of commit.
        fun total: Int do return json["total"].as(Int)
 
+       # Set total.
+       fun total=(total: Int) do json["total"] = total
+
        # Are of weeks of activity with detailed statistics.
        fun weeks: JsonArray do return json["weeks"].as(JsonArray)
 
+       # Set weeks.
+       fun weeks=(weeks: JsonArray) do json["weeks"] = weeks
+
        # ContributorStats can be compared on the total amount of commits.
        redef fun <(o) do return total < o.total
 end
@@ -1248,4 +1608,7 @@ class GithubFile
 
        # File name.
        fun filename: String do return json["filename"].as(String)
+
+       # Set filename.
+       fun filename=(filename: String) do json["filename"] = filename
 end