summaryrefslogtreecommitdiff
path: root/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1
diff options
context:
space:
mode:
Diffstat (limited to 'tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1')
-rw-r--r--tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/implement.js6
-rw-r--r--tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/index.js5
-rw-r--r--tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/is-implemented.js7
-rw-r--r--tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/shim.js16
4 files changed, 34 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/implement.js b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/implement.js
new file mode 100644
index 0000000000..fc20c8cfa0
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/implement.js
@@ -0,0 +1,6 @@
+'use strict';
+
+if (!require('./is-implemented')()) {
+ Object.defineProperty(Math, 'expm1', { value: require('./shim'),
+ configurable: true, enumerable: false, writable: true });
+}
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/index.js b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/index.js
new file mode 100644
index 0000000000..4c1bc77a22
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/index.js
@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Math.expm1
+ : require('./shim');
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/is-implemented.js b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/is-implemented.js
new file mode 100644
index 0000000000..3b106d5d53
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/is-implemented.js
@@ -0,0 +1,7 @@
+'use strict';
+
+module.exports = function () {
+ var expm1 = Math.expm1;
+ if (typeof expm1 !== 'function') return false;
+ return expm1(1).toFixed(15) === '1.718281828459045';
+};
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/shim.js b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/shim.js
new file mode 100644
index 0000000000..9c8c236085
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/math/expm1/shim.js
@@ -0,0 +1,16 @@
+// Thanks: https://github.com/monolithed/ECMAScript-6
+
+'use strict';
+
+var exp = Math.exp;
+
+module.exports = function (x) {
+ if (isNaN(x)) return NaN;
+ x = Number(x);
+ if (x === 0) return x;
+ if (x === Infinity) return Infinity;
+ if (x === -Infinity) return -1;
+
+ if ((x > -1.0e-6) && (x < 1.0e-6)) return x + x * x / 2;
+ return exp(x) - 1;
+};