import mmloader
import mmbuilder
import typing
+import icode_generation
+import extern_inline
# Loader of nit source files
class SrcModuleLoader
-special ModuleLoader
+ super ModuleLoader
redef type MODULE: MMSrcModule
redef fun file_type do return "nit"
redef fun parse_file(context, file, filename, name, dir)
do
- var lexer = new Lexer(file, filename)
+ var name_is_valid = name.to_s.length > 0 and name.to_s[0].is_lower
+ for char in name.to_s do if not char.is_digit and not char.is_letter and not char == '_'
+ then
+ name_is_valid = false
+ break
+ end
+ if not name_is_valid then
+ context.error( null, "{filename}: Error module name \"{name}\", must start with a lower case letter and contain only letters, digits and '_'." )
+ end
+
+ var source = new SourceFile(filename, file)
+ var lexer = new Lexer(source)
var parser = new Parser(lexer)
var node_tree = parser.parse
if node_tree.n_base == null then
var err = node_tree.n_eof
- assert err isa PError
- context.fatal_error(err.location, "{err.locate}: {err.message}")
+ assert err isa AError
+ context.fatal_error(err.location, err.message)
end
var node_module = node_tree.n_base
- assert node_module isa AModule
- var module_loc = new Location.with_file(filename)
- var module = new MMSrcModule(context, node_module, dir, name, module_loc)
- return module
+ assert node_module != null
+ var module_loc = new Location.with_file(source)
+ var mod = new MMSrcModule(context, node_module, dir, name, module_loc)
+ return mod
end
- redef fun process_metamodel(context, module)
+ redef fun process_metamodel(context, mod)
do
- module.process_supermodules(context)
- context.info("Syntax analysis for module: {module.name}", 2)
- module.process_syntax(context)
+ mod.process_supermodules(context)
+ context.info("Syntax analysis for module: {mod.name}", 2)
+ mod.process_syntax(context)
end
init do end
do_typing(tc)
tc.check_errors
+
+ generate_icode(tc)
+ tc.check_errors
+
+ if not tc.keep_ast then clear_ast
end
end
+redef class ToolContext
+ # Should the AST be preserved in source modules after syntax processing?
+ # Default is false.
+ readable writable var _keep_ast: Bool = false
+end