info_extraction: Add Info classes

Adds Info classes relevant to extractors
of package.json and other meta-files.

Related to #100

coala_quickstart/info_extraction/Information.py

@@ -0,0 +1,58 @@
+from coala_quickstart.info_extraction.Info import Info
+
+
+class LicenseUsedInfo(Info):
+    description = "License of the project."
+    value_type = (str,)
+    example_values = ["MIT", "GPL-3", "Apache-2.0"]
+
+
+class VersionInfo(Info):
+    description = "Version information, see http://semver.org/"
+    value_type = (str,)
+    example_values = [">=1.2.7", "~1.2.3", "^0.2"]
+
+
+class ProjectDependencyInfo(Info):
+    description = "Dependency of the project."
+    value_type = (str,)
+    example_values = ['some_npm_package_name', 'some_gem_name', 'other_dep']
+
+    def __init__(self,
+                 source,
+                 value,
+                 extractor=None,
+                 version=None,
+                 url=''):
+        super().__init__(source, value, extractor, version=version, url=url)
+
+
+class PathsInfo(Info):
+    description = "File path globs mentioned in the file."
+    value_type = ([str],)
+    example_values = ["**.py", "dev/tests/**"]
+
+
+class IncludePathsInfo(PathsInfo):
+    description = "Target files to perform analysis."
+
+
+class IgnorePathsInfo(PathsInfo):
+    description = "Files to ignore during analysis."
+
+
+class ManFilesInfo(Info):
+    description = "Filenames to put in place for the man program to find."
+    value_type = (str, [str])
+    example_values = ["./man/doc.1", ["./man/foo.1", "./man/bar.1"]]
+
+    def __init__(self,
+                 source,
+                 value,
+                 extractor=None,
+                 keyword=""):
+        """
+        :param keyword: Primary keyword for ``man`` command that would display
+                        the man pages provided in value argument.
+        """
+        super().__init__(source, value, extractor, keyword=keyword)