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path: root/node_modules/@webassemblyjs/utf8/lib/decoder.js
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Diffstat (limited to 'node_modules/@webassemblyjs/utf8/lib/decoder.js')
-rw-r--r--node_modules/@webassemblyjs/utf8/lib/decoder.js74
1 files changed, 0 insertions, 74 deletions
diff --git a/node_modules/@webassemblyjs/utf8/lib/decoder.js b/node_modules/@webassemblyjs/utf8/lib/decoder.js
deleted file mode 100644
index 305a2b6e..00000000
--- a/node_modules/@webassemblyjs/utf8/lib/decoder.js
+++ /dev/null
@@ -1,74 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.decode = decode;
-
-function con(b) {
- if ((b & 0xc0) === 0x80) {
- return b & 0x3f;
- } else {
- throw new Error("invalid UTF-8 encoding");
- }
-}
-
-function code(min, n) {
- if (n < min || 0xd800 <= n && n < 0xe000 || n >= 0x10000) {
- throw new Error("invalid UTF-8 encoding");
- } else {
- return n;
- }
-}
-
-function decode(bytes) {
- return _decode(bytes).map(function (x) {
- return String.fromCharCode(x);
- }).join("");
-}
-
-function _decode(bytes) {
- var result = [];
-
- while (bytes.length > 0) {
- var b1 = bytes[0];
-
- if (b1 < 0x80) {
- result.push(code(0x0, b1));
- bytes = bytes.slice(1);
- continue;
- }
-
- if (b1 < 0xc0) {
- throw new Error("invalid UTF-8 encoding");
- }
-
- var b2 = bytes[1];
-
- if (b1 < 0xe0) {
- result.push(code(0x80, ((b1 & 0x1f) << 6) + con(b2)));
- bytes = bytes.slice(2);
- continue;
- }
-
- var b3 = bytes[2];
-
- if (b1 < 0xf0) {
- result.push(code(0x800, ((b1 & 0x0f) << 12) + (con(b2) << 6) + con(b3)));
- bytes = bytes.slice(3);
- continue;
- }
-
- var b4 = bytes[3];
-
- if (b1 < 0xf8) {
- result.push(code(0x10000, (((b1 & 0x07) << 18) + con(b2) << 12) + (con(b3) << 6) + con(b4)));
- bytes = bytes.slice(4);
- continue;
- }
-
- throw new Error("invalid UTF-8 encoding");
- }
-
- return result;
-} \ No newline at end of file