diff options
Diffstat (limited to 'tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot')
4 files changed, 52 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/implement.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/implement.js new file mode 100644 index 0000000000..b27fda7a09 --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/implement.js @@ -0,0 +1,6 @@ +'use strict'; + +if (!require('./is-implemented')()) { + Object.defineProperty(Math, 'hypot', { value: require('./shim'), + configurable: true, enumerable: false, writable: true }); +} diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/index.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/index.js new file mode 100644 index 0000000000..334bc584cf --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/index.js @@ -0,0 +1,5 @@ +'use strict'; + +module.exports = require('./is-implemented')() + ? Math.hypot + : require('./shim'); diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/is-implemented.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/is-implemented.js new file mode 100644 index 0000000000..e75c5d36be --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/is-implemented.js @@ -0,0 +1,7 @@ +'use strict'; + +module.exports = function () { + var hypot = Math.hypot; + if (typeof hypot !== 'function') return false; + return hypot(3, 4) === 5; +}; diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/shim.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/shim.js new file mode 100644 index 0000000000..3d0988bc13 --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/math/hypot/shim.js @@ -0,0 +1,34 @@ +// Thanks for hints: https://github.com/paulmillr/es6-shim + +'use strict'; + +var some = Array.prototype.some, abs = Math.abs, sqrt = Math.sqrt + + , compare = function (a, b) { return b - a; } + , divide = function (x) { return x / this; } + , add = function (sum, number) { return sum + number * number; }; + +module.exports = function (val1, val2/*, …valn*/) { + var result, numbers; + if (!arguments.length) return 0; + some.call(arguments, function (val) { + if (isNaN(val)) { + result = NaN; + return; + } + if (!isFinite(val)) { + result = Infinity; + return true; + } + if (result !== undefined) return; + val = Number(val); + if (val === 0) return; + if (!numbers) numbers = [abs(val)]; + else numbers.push(abs(val)); + }); + if (result !== undefined) return result; + if (!numbers) return 0; + + numbers.sort(compare); + return numbers[0] * sqrt(numbers.map(divide, numbers[0]).reduce(add, 0)); +}; |