A program that collects various metrics on nit programs and libraries

Redefined classes

redef class Sys

nitc :: nitmetrics $ Sys

The main class of the program.

All class definitions

redef class Sys

nitc :: nitmetrics $ Sys

The main class of the program.

Ancestors

module abstract_collection

core :: abstract_collection

Abstract collection classes and services.

module abstract_text

core :: abstract_text

Abstract class for manipulation of sequences of characters

module actors_generation_phase

nitc :: actors_generation_phase

Generate a support module for each module that contain a class annotated with is actor

module actors_injection_phase

nitc :: actors_injection_phase

Injects model for the classes annotated with "is actor" so

module annotation

nitc :: annotation

Management and utilities on annotations

module array

This module introduces the standard array structure.

module ast_metrics

nitc :: ast_metrics

Metrics about the nodes and identifiers in the AST

module astbuilder

nitc :: astbuilder

Instantiation and transformation of semantic nodes in the AST of expressions and statements

module auto_super_init

nitc :: auto_super_init

Computing of super-constructors that must be implicitly called at the begin of constructors.

module bitset

Services to handle BitSet

module bytes

Services for byte streams and arrays

module caching

serialization :: caching

Services for caching serialization engines

module check_annotation

nitc :: check_annotation

Check that annotation present in the AST are either primitive or user-declared

module circular_array

core :: circular_array

Efficient data structure to access both end of the sequence.

module codec_base

core :: codec_base

Base for codecs to use with streams

module codecs

Group module for all codec-related manipulations

module collection

core :: collection

This module define several collection classes.

module console

console :: console

Defines some ANSI Terminal Control Escape Sequences.

module contracts

nitc :: contracts

Module to build contract

module core

Standard classes and methods used by default by Nit programs and libraries.

module counter

counter :: counter

Simple numerical statistical analysis and presentation

module csv

CSV document handling.

module deriving

nitc :: deriving

Injection of automatic method definitions for standard methods, based on the attributes of the classes

module detect_covariance

nitc :: detect_covariance

Detect the static usage of covariance in the code.

module detect_variance_constraints

nitc :: detect_variance_constraints

Collect metrics about detected variances constraints on formal types.

module digraph

graph :: digraph

Implementation of directed graphs, also called digraphs.

module div_by_zero

nitc :: div_by_zero

Detection of divisions by zero in obvious cases

module engine_tools

serialization :: engine_tools

Advanced services for serialization engines

module environ

core :: environ

Access to the environment variables of the process

module error

Standard error-management infrastructure.

module exec

Invocation and management of operating system sub-processes.

module explain_assert

nitc :: explain_assert

Explain failed assert to the console by modifying the AST.

module explain_assert_api

nitc :: explain_assert_api

Explain failed assert to the console (service declaration only)

module file

File manipulations (create, read, write, etc.)

module fixed_ints

core :: fixed_ints

Basic integers of fixed-precision

module fixed_ints_text

core :: fixed_ints_text

Text services to complement fixed_ints

module flat

All the array-based text representations

module flow

Intraprocedural static flow.

module frontend

nitc :: frontend

Collect and orchestration of main frontend phases

module gc

Access to the Nit internal garbage collection mechanism

module gen_nit

gen_nit :: gen_nit

Support to generate and otherwise manipulate Nit code

module generate_hierarchies

nitc :: generate_hierarchies

Create dot files for various hierarchies of a model.

module glsl_validation

nitc :: glsl_validation

Check shader code within Nit modules using the tool glslangValidator

module hash_collection

core :: hash_collection

Introduce HashMap and HashSet.

module i18n_phase

nitc :: i18n_phase

Basic support of internationalization through the generation of id-to-string tables

module inheritance_metrics

nitc :: inheritance_metrics

Collect metrics about inheritance usage

module ini

Read and write INI configuration files

module inspect

serialization :: inspect

Refine Serializable::inspect to show more useful information

module iso8859_1

core :: iso8859_1

Codec for ISO8859-1 I/O

module kernel

Most basic classes and methods.

module lexer

Lexer and its tokens.

module lexer_work

nitc :: lexer_work

Internal algorithm and data structures for the Nit lexer

module list

This module handle double linked lists

module literal

nitc :: literal

Parsing of literal values in the abstract syntax tree.

module loader

Loading of Nit source files

module local_var_init

nitc :: local_var_init

Verify that local variables are initialized before their usage

module location

nitc :: location

Nit source-file and locations in source-file

module markdown2

markdown2 :: markdown2

module markdown_ast

markdown2 :: markdown_ast

Markdown AST representation

module markdown_block_parsing

markdown2 :: markdown_block_parsing

Markdown blocks parsing

module markdown_github

markdown2 :: markdown_github

Markdown Github mode

module markdown_html_rendering

markdown2 :: markdown_html_rendering

HTML rendering of Markdown documents

module markdown_inline_parsing

markdown2 :: markdown_inline_parsing

Parser for inline markdown

module markdown_rendering

markdown2 :: markdown_rendering

Markdown document rendering

module markdown_wikilinks

markdown2 :: markdown_wikilinks

Markdown wikilinks processing

module math

Mathematical operations

module mclasses_metrics

nitc :: mclasses_metrics

Collect common metrics about mclasses

module mdoc

Documentation of model entities

module mendel_metrics

nitc :: mendel_metrics

The Mendel model helps to understand class hierarchies.

module meta

Simple user-defined meta-level to manipulate types of instances as object.

module metrics_base

nitc :: metrics_base

Helpers for various statistics tools.

module mmodule

nitc :: mmodule

modules and module hierarchies in the metamodel

module mmodule_data

nitc :: mmodule_data

Define and retrieve data in modules

module mmodules_metrics

nitc :: mmodules_metrics

Collect common metrics about modules

module model

Classes, types and properties

module model_base

nitc :: model_base

The abstract concept of model and related common things

module model_collect

nitc :: model_collect

Collect things from the model.

module model_examples

nitc :: model_examples

Examples for Model entities

module model_filters

nitc :: model_filters

module model_hyperdoc

nitc :: model_hyperdoc

Dump of Nit model into hypertext human-readable format.

module model_viz

nitc :: model_viz

Visualisation of Nit models

module modelbuilder

nitc :: modelbuilder

module modelbuilder_base

nitc :: modelbuilder_base

Load nit source files and build the associated model

module modelize

nitc :: modelize

Create a model from nit source files

module modelize_class

nitc :: modelize_class

Analysis and verification of class definitions to instantiate model element

module modelize_property

nitc :: modelize_property

Analysis and verification of property definitions to instantiate model element

module more_collections

more_collections :: more_collections

Highly specific, but useful, collections-related classes.

module mpackage

nitc :: mpackage

Modelisation of a Nit package

module native

Native structures for text and bytes

module nitpm_shared

nitc :: nitpm_shared

Services related to the Nit package manager

module no_warning

nitc :: no_warning

Fill toolcontext information about blacklisting of warnings.

module nullables_metrics

nitc :: nullables_metrics

Statistics about the usage of nullables

module numeric

core :: numeric

Advanced services for Numeric types

module opts

Management of options on the command line

module ordered_tree

ordered_tree :: ordered_tree

Manipulation and presentation of ordered trees.

module parallelization_phase

nitc :: parallelization_phase

Phase generating threads for functions annotated with threaded annotation

module parse_annotations

nitc :: parse_annotations

Simple annotation parsing

module parser

Parser.

module parser_nodes

nitc :: parser_nodes

AST nodes of the Nit language

module parser_prod

nitc :: parser_prod

Production AST nodes full definition.

module parser_util

nitc :: parser_util

Utils and tools related to parsers and AST

module parser_work

nitc :: parser_work

Internal algorithm and data structures for the Nit parser

module phase

Phases of the processing of nit programs

module poset

Pre order sets and partial order set (ie hierarchies)

module poset_metrics

nitc :: poset_metrics

Metrics about the various posets of the model of a Nit program

module protocol

core :: protocol

module queue

Queuing data structures and wrappers

module range

Module for range of discrete objects.

module rapid_type_analysis

nitc :: rapid_type_analysis

Rapid type analysis on the AST

module re

Regular expression support for all services based on Pattern

module readme_metrics

nitc :: readme_metrics

Collect common metrics about README files

module refinement_metrics

nitc :: refinement_metrics

Collect metrics about refinement usage

module regex_phase

nitc :: regex_phase

Check for error in regular expressions from string literals

module ropes

Tree-based representation of a String.

module rta_metrics

nitc :: rta_metrics

Metrics from RTA

module scope

Identification and scoping of local variables and labels.

module self_metrics

nitc :: self_metrics

Metrics about the usage of explicit and implicit self

module semantize

nitc :: semantize

Process bodies of methods in regard with the model.

module serialization

serialization :: serialization

General serialization services

module serialization_code_gen_phase

nitc :: serialization_code_gen_phase

Phase generating methods (code) to serialize Nit objects

module serialization_core

serialization :: serialization_core

Abstract services to serialize Nit objects to different formats

module serialization_model_phase

nitc :: serialization_model_phase

Phase generating methods (model-only) to serialize Nit objects

module simple_misc_analysis

nitc :: simple_misc_analysis

Simple vavious processing on a AST

module sorter

This module contains classes used to compare things and sorts arrays.

module static_types_metrics

nitc :: static_types_metrics

Metrics on the usage of explicit static types.

module stream

Input and output streams of characters

module string_search

core :: string_search

Basic string search, match and replace.

module tables

Module that interfaces the parsing tables.

module tables_metrics

nitc :: tables_metrics

Metrics on table generation

module template

template :: template

Basic template system

module text

All the classes and methods related to the manipulation of text entities

module time

Management of time and dates

module toolcontext

nitc :: toolcontext

Common command-line tool infrastructure than handle options and error messages

module typing

Intraprocedural resolution of static types and OO-services

module union_find

core :: union_find

union–find algorithm using an efficient disjoint-set data structure

module utf8

Codec for UTF-8 I/O

module version

nitc :: version

This file was generated by git-gen-version.sh

Parents

module code_gen

nitc :: code_gen

Main frontend phases plus code generation phases

module metrics

nitc :: metrics

Various statistics about Nit models and programs

Children

module a_star-m

# A program that collects various metrics on nit programs and libraries
module nitmetrics

import frontend::code_gen
import metrics

# Create a tool context to handle options and paths
var toolcontext = new ToolContext
toolcontext.tooldescription = "Usage: nitmetrics [OPTION]... <file.nit>...\nComputes various metrics on Nit programs."

# We do not add other options, so process them now!
toolcontext.process_options(args)

# Get arguments
var arguments = toolcontext.option_context.rest

# We need a model to collect stuff
var model = new Model
# And a model builder to parse files
var modelbuilder = new ModelBuilder(model, toolcontext)

# Here we load an process all modules passed on the command line
var mmodules = modelbuilder.parse_full(arguments)
modelbuilder.run_phases

print "*** METRICS ***"

toolcontext.run_global_phases(mmodules)

src/nitmetrics.nit:17,1--44,39