Sakurai/pdf.js
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Enable the no-var rule in the src/core/opentype_file_builder.js file

Browse Source 
These changes were made automatically, using `gulp lint --fix`.
This commit is contained in:
Jonas Jenwald 2021-05-02 11:50:06 +02:00
parent a783c7ca79
commit 1808b2dc96
1 changed files with 18 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
src/core/opentype_file_builder.js
View File

@ -12,12 +12,11 @@
* See the License for the specific language governing permissions and * See the License for the specific language governing permissions and
* limitations under the License. * limitations under the License.
*/ */
/* eslint-disable no-var */
import { readUint32 } from "./core_utils.js"; import { readUint32 } from "./core_utils.js";
import { string32 } from "../shared/util.js"; import { string32 } from "../shared/util.js";
var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() { const OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
function writeInt16(dest, offset, num) { function writeInt16(dest, offset, num) {
dest[offset] = (num >> 8) & 0xff; dest[offset] = (num >> 8) & 0xff;
dest[offset + 1] = num & 0xff; dest[offset + 1] = num & 0xff;
@ -31,7 +30,7 @@ var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
} }
function writeData(dest, offset, data) { function writeData(dest, offset, data) {
var i, ii; let i, ii;
if (data instanceof Uint8Array) { if (data instanceof Uint8Array) {
dest.set(data, offset); dest.set(data, offset);
} else if (typeof data === "string") { } else if (typeof data === "string") {
@ -56,13 +55,13 @@ var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
entriesCount, entriesCount,
entrySize entrySize
) { ) {
var maxPower2 = 1, let maxPower2 = 1,
log2 = 0; log2 = 0;
while ((maxPower2 ^ entriesCount) > maxPower2) { while ((maxPower2 ^ entriesCount) > maxPower2) {
maxPower2 <<= 1; maxPower2 <<= 1;
log2++; log2++;
} }
var searchRange = maxPower2 * entrySize; const searchRange = maxPower2 * entrySize;
return { return {
range: searchRange, range: searchRange,
entry: log2, entry: log2,
@ -70,31 +69,31 @@ var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
}; };
}; };
var OTF_HEADER_SIZE = 12; const OTF_HEADER_SIZE = 12;
var OTF_TABLE_ENTRY_SIZE = 16; const OTF_TABLE_ENTRY_SIZE = 16;
OpenTypeFileBuilder.prototype = { OpenTypeFileBuilder.prototype = {
toArray: function OpenTypeFileBuilder_toArray() { toArray: function OpenTypeFileBuilder_toArray() {
var sfnt = this.sfnt; let sfnt = this.sfnt;
// Tables needs to be written by ascendant alphabetic order // Tables needs to be written by ascendant alphabetic order
var tables = this.tables; const tables = this.tables;
var tablesNames = Object.keys(tables); const tablesNames = Object.keys(tables);
tablesNames.sort(); tablesNames.sort();
var numTables = tablesNames.length; const numTables = tablesNames.length;
var i, j, jj, table, tableName; let i, j, jj, table, tableName;
// layout the tables data // layout the tables data
var offset = OTF_HEADER_SIZE + numTables * OTF_TABLE_ENTRY_SIZE; let offset = OTF_HEADER_SIZE + numTables * OTF_TABLE_ENTRY_SIZE;
var tableOffsets = [offset]; const tableOffsets = [offset];
for (i = 0; i < numTables; i++) { for (i = 0; i < numTables; i++) {
table = tables[tablesNames[i]]; table = tables[tablesNames[i]];
var paddedLength = ((table.length + 3) & ~3) >>> 0; const paddedLength = ((table.length + 3) & ~3) >>> 0;
offset += paddedLength; offset += paddedLength;
tableOffsets.push(offset); tableOffsets.push(offset);
} }
var file = new Uint8Array(offset); const file = new Uint8Array(offset);
// write the table data first (mostly for checksum) // write the table data first (mostly for checksum)
for (i = 0; i < numTables; i++) { for (i = 0; i < numTables; i++) {
table = tables[tablesNames[i]]; table = tables[tablesNames[i]];
@ -114,7 +113,7 @@ var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
// numTables (2 bytes) // numTables (2 bytes)
writeInt16(file, 4, numTables); writeInt16(file, 4, numTables);
var searchParams = OpenTypeFileBuilder.getSearchParams(numTables, 16); const searchParams = OpenTypeFileBuilder.getSearchParams(numTables, 16);
// searchRange (2 bytes) // searchRange (2 bytes)
writeInt16(file, 6, searchParams.range); writeInt16(file, 6, searchParams.range);
@ -133,9 +132,9 @@ var OpenTypeFileBuilder = (function OpenTypeFileBuilderClosure() {
file[offset + 3] = tableName.charCodeAt(3) & 0xff; file[offset + 3] = tableName.charCodeAt(3) & 0xff;
// checksum // checksum
var checksum = 0; let checksum = 0;
for (j = tableOffsets[i], jj = tableOffsets[i + 1]; j < jj; j += 4) { for (j = tableOffsets[i], jj = tableOffsets[i + 1]; j < jj; j += 4) {
var quad = readUint32(file, j); const quad = readUint32(file, j);
checksum = (checksum + quad) >>> 0; checksum = (checksum + quad) >>> 0;
} }
writeInt32(file, offset + 4, checksum); writeInt32(file, offset + 4, checksum);