regex101: JavaScript Match Workspace

Regular Expression

^(?:[\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?)?)?(?:\;)?$

New

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */


const a = {
	apples() {

	},
	apples2 : function() {
	},
	apples3 : () => {
	}
}

function(){}

function() {}

function() { }
function () { }
function (arg, asdf) { }
function (arg, asdf):Typings { }
function (arg, asdf):something<Else> { }

function  ()  {  }
const x = function  ()  {  }
const { x } = function  ()  {  }

const { x: asdf } = function  ()  {  }

const filterFn = () => {}

// won't grab
const filterFn = apples.filter(() => {});
// won't grab
const filterFn = apples.filter(function(){});



class Bla {
    constructor() {
    }
    someMethod1() {
    }
	someMethod2() => {
    }
	get someMethod3() {
    }
}


/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
HoverBoard.prototype.getFormatValueIfExists = function (prop, defaultValue) {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
const getFormatValueIfExists = function (prop, defaultValue) {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
   var getFormatValueIfExists = (prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
window.x = (prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
something.else.x = (prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};


/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
var x = null;
x = (prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};


/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
function getFormatValueIfExists(prop, defaultValue) {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
function (prop, defaultValue) {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
(prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
};

/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
((prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
}());




/**
 * @function
 * @description simple method that tries to retrieve a config value from the format
 * if it exists, else it will return the second argument as the default value.
 * @param {string} prop - the prop name to retrieve
 * @param {any} defaultValue - the value to use if we can't extract from the format
 * @returns {any} - the default value or extracted format value
 */
((prop, defaultValue) => {
  try {
    return typeof this.config.formats[this.name][prop] !== 'undefined' ? this.config.formats[self.name][prop] : defaultValue;
  } catch (e) {
    return defaultValue;
  }
} (window) );

Regular Expressions 101

Regular Expression

Substitution