# coding=utf8
# the above tag defines encoding for this document and is for Python 2.x compatibility
import re
regex = r"^(?:[\s]+)?(?:const|let|var|)?(?:[a-z0-9.]+(?:\.prototype)?)?(?:\s)?(?:[a-z0-9-_{}:\s]+\s?=)?\s?(?:[a-z0-9]+\s+\:\s+)?(?:function\s?)?(?:[a-z0-9_-]+)?\s?\(.*\)\s?(?:.+)?([=>]:)?\{(?:(?:[^}{]+|\{(?:[^}{]+|\{[^}{]*\})*\})*\}(?:\s?\(.*\)\s?\)\s?)?)?(?:\;)?$"
test_str = ("/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n\n\n"
"const a = {\n"
" apples() {\n\n"
" },\n"
" apples2 : function() {\n"
" },\n"
" apples3 : () => {\n"
" }\n"
"}\n\n"
"function(){}\n\n"
"function() {}\n\n"
"function() { }\n"
"function () { }\n"
"function (arg, asdf) { }\n"
"function (arg, asdf):Typings { }\n"
"function (arg, asdf):something<Else> { }\n\n"
"function () { }\n"
"const x = function () { }\n"
"const { x } = function () { }\n\n"
"const { x: asdf } = function () { }\n\n"
"const filterFn = () => {}\n\n"
"// won't grab\n"
"const filterFn = apples.filter(() => {});\n"
"// won't grab\n"
"const filterFn = apples.filter(function(){});\n\n\n\n"
"class Bla {\n"
" constructor() {\n"
" }\n"
" someMethod1() {\n"
" }\n"
" someMethod2() => {\n"
" }\n"
" get someMethod3() {\n"
" }\n"
"}\n\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"HoverBoard.prototype.getFormatValueIfExists = function (prop, defaultValue) {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"const getFormatValueIfExists = function (prop, defaultValue) {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
" var getFormatValueIfExists = (prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"window.x = (prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"something.else.x = (prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"var x = null;\n"
"x = (prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"function getFormatValueIfExists(prop, defaultValue) {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"function (prop, defaultValue) {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"(prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"};\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"((prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"}());\n\n\n\n\n"
"/**\n"
" * @function\n"
" * @description simple method that tries to retrieve a config value from the format\n"
" * if it exists, else it will return the second argument as the default value.\n"
" * @param {string} prop - the prop name to retrieve\n"
" * @param {any} defaultValue - the value to use if we can't extract from the format\n"
" * @returns {any} - the default value or extracted format value\n"
" */\n"
"((prop, defaultValue) => {\n"
" try {\n"
" return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;\n"
" } catch (e) {\n"
" return defaultValue;\n"
" }\n"
"} (window) );\n\n")
matches = re.finditer(regex, test_str, re.IGNORECASE | re.MULTILINE)
for matchNum, match in enumerate(matches, start=1):
print ("Match {matchNum} was found at {start}-{end}: {match}".format(matchNum = matchNum, start = match.start(), end = match.end(), match = match.group()))
for groupNum in range(0, len(match.groups())):
groupNum = groupNum + 1
print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = match.start(groupNum), end = match.end(groupNum), group = match.group(groupNum)))
# Note: for Python 2.7 compatibility, use ur"" to prefix the regex and u"" to prefix the test string and substitution.
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Python, please visit: https://docs.python.org/3/library/re.html