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Fix numeric separator Number transform (#5825)

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This commit is contained in:
Justin Ridgewell
2017-06-06 08:14:30 -04:00
committed by Henry Zhu
parent 123dce5fcd
commit 8df5514083
2 changed files with 18 additions and 3 deletions
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11
packages/babel-plugin-transform-numeric-separator/src/index.js
View File

@@ -1,15 +1,20 @@
import syntaxNumericSeparator from "babel-plugin-syntax-numeric-separator";
export default function () {
export default function ({ types: t }) {
function replacer(value) {
return value.replace(/_/g, "");
}
function replaceNumberArg({ node }) {
if (node.callee.name === "Number") {
node.arguments[0].value = replacer(node.arguments[0].value);
if (node.callee.name !== "Number") {
return;
}
const arg = node.arguments[0];
if (!t.isStringLiteral(arg)) {
return;
}
arg.value = replacer(arg.value);
}
const CallExpression = replaceNumberArg;

10
packages/babel-plugin-transform-numeric-separator/test/fixtures/number/exec.js vendored
View File

@@ -7,3 +7,13 @@ assert.equal(new Number("1_000").valueOf(), new Number("1000").valueOf());
assert.equal(new Number("0xAE_BE_CE").valueOf(), new Number("0xAEBECE").valueOf());
assert.equal(new Number("0b1010_0001_1000_0101").valueOf(), new Number("0b1010000110000101").valueOf());
assert.equal(new Number("0o0_6_6_6").valueOf(), new Number("0o0666").valueOf());
assert.equal(Number(1_000), Number("1000"));
assert.equal(Number(0xAE_BE_CE), Number("0xAEBECE"));
assert.equal(Number(0b1010_0001_1000_0101), Number("0b1010000110000101"));
assert.equal(Number(0o0_6_6_6), Number("0o0666"));
assert.equal(new Number(1_000).valueOf(), new Number("1000").valueOf());
assert.equal(new Number(0xAE_BE_CE).valueOf(), new Number("0xAEBECE").valueOf());
assert.equal(new Number(0b1010_0001_1000_0101).valueOf(), new Number("0b1010000110000101").valueOf());
assert.equal(new Number(0o0_6_6_6).valueOf(), new Number("0o0666").valueOf());