diff options
Diffstat (limited to 'ext/mixed/js')
-rw-r--r-- | ext/mixed/js/object-property-accessor.js | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/ext/mixed/js/object-property-accessor.js b/ext/mixed/js/object-property-accessor.js index aedf6dcb..108afc0d 100644 --- a/ext/mixed/js/object-property-accessor.js +++ b/ext/mixed/js/object-property-accessor.js @@ -89,32 +89,32 @@ class ObjectPropertyAccessor { static getPathArray(pathString) { const pathArray = []; - let state = 0; + let state = 'empty'; let quote = 0; let value = ''; let escaped = false; for (const c of pathString) { const v = c.codePointAt(0); switch (state) { - case 0: // Empty - case 1: // Expecting identifier start + case 'empty': // Empty + case 'id-start': // Expecting identifier start if (v === 0x5b) { // '[' - if (state === 1) { + if (state === 'id-start') { throw new Error(`Unexpected character: ${c}`); } - state = 3; + state = 'open-bracket'; } else if ( (v >= 0x41 && v <= 0x5a) || // ['A', 'Z'] (v >= 0x61 && v <= 0x7a) || // ['a', 'z'] v === 0x5f // '_' ) { - state = 2; + state = 'id'; value += c; } else { throw new Error(`Unexpected character: ${c}`); } break; - case 2: // Identifier + case 'id': // Identifier if ( (v >= 0x41 && v <= 0x5a) || // ['A', 'Z'] (v >= 0x61 && v <= 0x7a) || // ['a', 'z'] @@ -125,27 +125,27 @@ class ObjectPropertyAccessor { } else if (v === 0x5b) { // '[' pathArray.push(value); value = ''; - state = 3; + state = 'open-bracket'; } else if (v === 0x2e) { // '.' pathArray.push(value); value = ''; - state = 1; + state = 'id-start'; } else { throw new Error(`Unexpected character: ${c}`); } break; - case 3: // Open bracket + case 'open-bracket': // Open bracket if (v === 0x22 || v === 0x27) { // '"' or '\'' quote = v; - state = 4; + state = 'string'; } else if (v >= 0x30 && v <= 0x39) { // ['0', '9'] - state = 5; + state = 'number'; value += c; } else { throw new Error(`Unexpected character: ${c}`); } break; - case 4: // Quoted string + case 'string': // Quoted string if (escaped) { value += c; escaped = false; @@ -154,34 +154,34 @@ class ObjectPropertyAccessor { } else if (v !== quote) { value += c; } else { - state = 6; + state = 'close-bracket'; } break; - case 5: // Number + case 'number': // Number if (v >= 0x30 && v <= 0x39) { // ['0', '9'] value += c; } else if (v === 0x5d) { // ']' pathArray.push(Number.parseInt(value, 10)); value = ''; - state = 7; + state = 'next'; } else { throw new Error(`Unexpected character: ${c}`); } break; - case 6: // Expecting closing bracket after quoted string + case 'close-bracket': // Expecting closing bracket after quoted string if (v === 0x5d) { // ']' pathArray.push(value); value = ''; - state = 7; + state = 'next'; } else { throw new Error(`Unexpected character: ${c}`); } break; - case 7: // Expecting . or [ + case 'next': // Expecting . or [ if (v === 0x5b) { // '[' - state = 3; + state = 'open-bracket'; } else if (v === 0x2e) { // '.' - state = 1; + state = 'id-start'; } else { throw new Error(`Unexpected character: ${c}`); } @@ -189,10 +189,10 @@ class ObjectPropertyAccessor { } } switch (state) { - case 0: - case 7: + case 'empty': + case 'next': break; - case 2: + case 'id': pathArray.push(value); value = ''; break; |