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fix: handle edge cases in the tokenizer for syntax highlighting in the REPL #2770

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Merged
merged 1 commit into from
Aug 10, 2024
Merged

fix: handle edge cases in the tokenizer for syntax highlighting in the REPL #2770

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8 changes: 4 additions & 4 deletions lib/node_modules/@stdlib/repl/lib/tokenizer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -103,7 +103,7 @@ function tokenizer( line, context ) {
*/
function onToken( token ) {
// Ignore placeholders & EOF tokens:
if ( token.start === token.end ) {
if ( token.start >= token.end ) {
return;
}
if ( token.type.isLoop || isControlKeyword( token.type.keyword ) || ( token.type.label === 'name' && isUnrecognizedControlKeyword( token.value ) ) ) {
Expand Down Expand Up @@ -196,7 +196,7 @@ function tokenizer( line, context ) {
var i;

// Ignore placeholder nodes:
if ( node.start === node.end ) {
if ( node.start >= node.end ) {
return true;
}
// Ignore node if it is an unrecognized `keyword`:
Expand Down Expand Up @@ -275,7 +275,7 @@ function tokenizer( line, context ) {
var obj;

// Ignore placeholder nodes:
if ( node.start === node.end ) {
if ( node.start >= node.end ) {
return;
}

Expand Down Expand Up @@ -308,7 +308,7 @@ function tokenizer( line, context ) {
property = properties.next();
while ( !property.done ) {
// Ignore placeholder nodes:
if ( property.value.start === property.value.end ) {
if ( property.value.start >= property.value.end ) {
return;
}
// Case: 'bar' in `foo['bar']` - property already pushed as a string token. Ignore...
Expand Down