From f93dc857107e9b23ec06f1b568aad2c6f870ba4c Mon Sep 17 00:00:00 2001
From: siikamiika <siikamiika@users.noreply.github.com>
Date: Mon, 13 Apr 2020 22:55:33 +0300
Subject: assume and propagate strings for text parsing

---
 ext/bg/js/backend.js                       | 26 +++++++++++---------------
 ext/bg/js/japanese.js                      | 10 +++++-----
 ext/bg/js/search-query-parser-generator.js |  2 +-
 ext/bg/js/search-query-parser.js           |  2 +-
 4 files changed, 18 insertions(+), 22 deletions(-)

(limited to 'ext/bg')

diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 65e00f28..d5086af2 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -334,7 +334,7 @@ class Backend {
                 }
                 text = text.substring(source.length);
             } else {
-                const reading = jp.convertReading(text[0], null, options.parsing.readingMode);
+                const reading = jp.convertReading(text[0], '', options.parsing.readingMode);
                 term.push({text: text[0], reading});
                 text = text.substring(1);
             }
@@ -349,24 +349,20 @@ class Backend {
         for (const [mecabName, parsedLines] of Object.entries(rawResults)) {
             const result = [];
             for (const parsedLine of parsedLines) {
-                for (const {expression, reading, source} of parsedLine) {
+                for (let {expression, reading, source} of parsedLine) {
                     const term = [];
-                    if (expression !== null && reading !== null) {
-                        for (const {text: text2, furigana} of jp.distributeFuriganaInflected(
-                            expression,
-                            jp.convertKatakanaToHiragana(reading),
-                            source
-                        )) {
-                            const reading2 = jp.convertReading(text2, furigana, options.parsing.readingMode);
-                            term.push({text: text2, reading: reading2});
-                        }
-                    } else {
-                        const reading2 = jp.convertReading(source, null, options.parsing.readingMode);
-                        term.push({text: source, reading: reading2});
+                    if (expression === '') { expression = source; }
+                    for (const {text: text2, furigana} of jp.distributeFuriganaInflected(
+                        expression,
+                        jp.convertKatakanaToHiragana(reading),
+                        source
+                    )) {
+                        const reading2 = jp.convertReading(text2, furigana, options.parsing.readingMode);
+                        term.push({text: text2, reading: reading2});
                     }
                     result.push(term);
                 }
-                result.push([{text: '\n'}]);
+                result.push([{text: '\n', reading: ''}]);
             }
             results.push([mecabName, result]);
         }
diff --git a/ext/bg/js/japanese.js b/ext/bg/js/japanese.js
index 5fef27a7..c74e4553 100644
--- a/ext/bg/js/japanese.js
+++ b/ext/bg/js/japanese.js
@@ -127,9 +127,9 @@
     function convertReading(expressionFragment, readingFragment, readingMode) {
         switch (readingMode) {
             case 'hiragana':
-                return convertKatakanaToHiragana(readingFragment || '');
+                return convertKatakanaToHiragana(readingFragment);
             case 'katakana':
-                return convertHiraganaToKatakana(readingFragment || '');
+                return convertHiraganaToKatakana(readingFragment);
             case 'romaji':
                 if (readingFragment) {
                     return convertToRomaji(readingFragment);
@@ -140,7 +140,7 @@
                 }
                 return readingFragment;
             case 'none':
-                return null;
+                return '';
             default:
                 return readingFragment;
         }
@@ -300,7 +300,7 @@
                     const readingLeft = reading2.substring(group.text.length);
                     const segs = segmentize(readingLeft, groups.splice(1));
                     if (segs) {
-                        return [{text: group.text}].concat(segs);
+                        return [{text: group.text, furigana: ''}].concat(segs);
                     }
                 }
             } else {
@@ -368,7 +368,7 @@
         }
 
         if (stemLength !== source.length) {
-            output.push({text: source.substring(stemLength)});
+            output.push({text: source.substring(stemLength), furigana: ''});
         }
 
         return output;
diff --git a/ext/bg/js/search-query-parser-generator.js b/ext/bg/js/search-query-parser-generator.js
index d44829f7..527302ed 100644
--- a/ext/bg/js/search-query-parser-generator.js
+++ b/ext/bg/js/search-query-parser-generator.js
@@ -36,7 +36,7 @@ class QueryParserGenerator {
             const termContainer = this._templateHandler.instantiate(preview ? 'term-preview' : 'term');
             for (const segment of term) {
                 if (!segment.text.trim()) { continue; }
-                if (!segment.reading || !segment.reading.trim()) {
+                if (!segment.reading.trim()) {
                     termContainer.appendChild(this.createSegmentText(segment.text));
                 } else {
                     termContainer.appendChild(this.createSegment(segment));
diff --git a/ext/bg/js/search-query-parser.js b/ext/bg/js/search-query-parser.js
index da61b045..692fb1a8 100644
--- a/ext/bg/js/search-query-parser.js
+++ b/ext/bg/js/search-query-parser.js
@@ -140,7 +140,7 @@ class QueryParser extends TextScanner {
         const previewTerms = [];
         for (let i = 0, ii = text.length; i < ii; i += 2) {
             const tempText = text.substring(i, i + 2);
-            previewTerms.push([{text: tempText}]);
+            previewTerms.push([{text: tempText, reading: ''}]);
         }
         this.queryParser.textContent = '';
         this.queryParser.appendChild(this.queryParserGenerator.createParseResult(previewTerms, true));
-- 
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