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Enable linting of the external/cmapscompress/ folder

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Given that this our "own" code, there's no good reason as far as I'm concerned to not lint it.
This commit is contained in:
Jonas Jenwald 2021-03-13 18:30:24 +01:00
parent b9f4d89254
commit 98e658ddf0
5 changed files with 77 additions and 67 deletions
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43
external/cmapscompress/compress.js vendored
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@ -37,7 +37,7 @@ function compressCmap(srcPath, destPath, verify) {
const first = item.items[0];
const sequence = item.sequence === true;
const flags = (item.type << 5) | (sequence ? 0x10 : 0);
var nextStart, nextCode;
let nextStart, nextCode;
switch (item.type) {
case 0:
out +=
@ -45,7 +45,7 @@ function compressCmap(srcPath, destPath, verify) {
writeNumber(subitems.length);
out += first.start + writeNumber(subHex(first.end, first.start));
nextStart = incHex(first.end);
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
writeNumber(subHex(subitems[j].start, nextStart)) +
writeNumber(subHex(subitems[j].end, subitems[j].start));
@ -61,7 +61,7 @@ function compressCmap(srcPath, destPath, verify) {
writeNumber(subHex(first.end, first.start)) +
writeNumber(first.code);
nextStart = incHex(first.end);
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
writeNumber(subHex(subitems[j].start, nextStart)) +
writeNumber(subHex(subitems[j].end, subitems[j].start)) +
@ -76,7 +76,7 @@ function compressCmap(srcPath, destPath, verify) {
out += first.char + writeNumber(first.code);
nextStart = incHex(first.char);
nextCode = first.code + 1;
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
(sequence ? "" : writeNumber(subHex(subitems[j].char, nextStart))) +
writeSigned(subitems[j].code - nextCode);
@ -93,7 +93,7 @@ function compressCmap(srcPath, destPath, verify) {
writeNumber(subHex(first.end, first.start)) +
writeNumber(first.code);
nextStart = incHex(first.end);
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
(sequence
? ""
@ -110,7 +110,7 @@ function compressCmap(srcPath, destPath, verify) {
out += first.char + first.code;
nextStart = incHex(first.char);
nextCode = incHex(first.code);
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
(sequence ? "" : writeNumber(subHex(subitems[j].char, nextStart))) +
writeSigned(subHex(subitems[j].code, nextCode));
@ -127,7 +127,7 @@ function compressCmap(srcPath, destPath, verify) {
writeNumber(subHex(first.end, first.start)) +
first.code;
nextStart = incHex(first.end);
for (var j = 1; j < subitems.length; j++) {
for (let j = 1; j < subitems.length; j++) {
out +=
(sequence
? ""
@ -140,11 +140,11 @@ function compressCmap(srcPath, destPath, verify) {
}
}
fs.writeFileSync(destPath, new Buffer(out, "hex"));
fs.writeFileSync(destPath, Buffer.from(out, "hex"));
if (verify) {
const result2 = parseCMap(out);
const isGood = JSON.stringify(inputData) == JSON.stringify(result2);
const isGood = JSON.stringify(inputData) === JSON.stringify(result2);
if (!isGood) {
throw new Error("Extracted data does not match the expected result");
}
@ -191,8 +191,9 @@ function parseCMap(binaryData) {
return s;
},
readHexNumber(size) {
const lengthInChars = (size + 1) << 1;
const stack = [];
const lengthInChars = (size + 1) << 1,
stack = [];
let last;
do {
const b = this.readByte();
last = !(b & 0x80);
@ -269,13 +270,13 @@ function parseCMap(binaryData) {
}
const ucs2DataSize = 1;
const subitemsCount = reader.readNumber();
var start, end, code, char;
let start, end, code, char;
switch (type) {
case 0:
start = reader.readHex(dataSize);
end = addHex(reader.readHexNumber(dataSize), start);
subitems.push({ start, end });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
start = addHex(reader.readHexNumber(dataSize), incHex(end));
end = addHex(reader.readHexNumber(dataSize), start);
subitems.push({ start, end });
@ -286,7 +287,7 @@ function parseCMap(binaryData) {
end = addHex(reader.readHexNumber(dataSize), start);
code = reader.readNumber();
subitems.push({ start, end, code });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
start = addHex(reader.readHexNumber(dataSize), incHex(end));
end = addHex(reader.readHexNumber(dataSize), start);
code = reader.readNumber();
@ -297,7 +298,7 @@ function parseCMap(binaryData) {
char = reader.readHex(dataSize);
code = reader.readNumber();
subitems.push({ char, code });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
char = sequence
? incHex(char)
: addHex(reader.readHexNumber(dataSize), incHex(char));
@ -310,7 +311,7 @@ function parseCMap(binaryData) {
end = addHex(reader.readHexNumber(dataSize), start);
code = reader.readNumber();
subitems.push({ start, end, code });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
start = sequence
? incHex(end)
: addHex(reader.readHexNumber(dataSize), incHex(end));
@ -323,7 +324,7 @@ function parseCMap(binaryData) {
char = reader.readHex(ucs2DataSize);
code = reader.readHex(dataSize);
subitems.push({ char, code });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
char = sequence
? incHex(char)
: addHex(reader.readHexNumber(ucs2DataSize), incHex(char));
@ -336,7 +337,7 @@ function parseCMap(binaryData) {
end = addHex(reader.readHexNumber(ucs2DataSize), start);
code = reader.readHex(dataSize);
subitems.push({ start, end, code });
for (var i = 1; i < subitemsCount; i++) {
for (let i = 1; i < subitemsCount; i++) {
start = sequence
? incHex(end)
: addHex(reader.readHexNumber(ucs2DataSize), incHex(end));
@ -368,7 +369,7 @@ function writeByte(b) {
}
function writeNumber(n) {
if (typeof n === "string") {
var s = "",
let s = "",
buffer = 0,
bufferSize = 0;
let i = n.length;
@ -390,7 +391,7 @@ function writeNumber(n) {
}
return s;
}
var s = writeByte(n & 0x7f);
let s = writeByte(n & 0x7f);
n >>>= 7;
while (n > 0) {
s = writeByte((n & 0x7f) | 0x80) + s;
@ -470,7 +471,7 @@ function incHex(a) {
exports.compressCmaps = function (src, dest, verify) {
const files = fs.readdirSync(src).filter(function (fn) {
return fn.indexOf(".") < 0; // skipping files with the extension
return !fn.includes("."); // skipping files with the extension
});
files.forEach(function (fn) {
const srcPath = path.join(src, fn);