refactor: remove unused plus token regex pattern

Remove TOKEN_PLUS_REGEX and its references from regex definitions and WriteAPI. This token pattern was no longer being used in the codebase and was adding unnecessary complexity to the regex matching logic.

Author: Quorafind

src/common/regex-define.ts

@@ -21,7 +21,6 @@ const EMOJI_PROJECT_PREFIX = "#project/"; // Keep for backward compatibility
 
 // Token regexes for inline items (Unicode-friendly)
 export const TOKEN_CONTEXT_REGEX = /@[^ \t#@+\[\]]+/u;
-export const TOKEN_PLUS_REGEX = /\+[^ \t#@+\[\]]+/u;
 
 // Format types for prefix generation
 export type MetadataFormat = "emoji" | "dataview";

src/dataflow/api/WriteAPI.ts

@@ -23,12 +23,7 @@ import {
 import { Events, emit } from "../events/Events";
 import { CanvasTaskUpdater } from "../../parsers/canvas-task-updater";
 import { rrulestr } from "rrule";
-import { localDateStringToTimestamp } from "../../utils/date/date-display-helper";
-import {
-	EMOJI_TAG_REGEX,
-	TOKEN_CONTEXT_REGEX,
-	TOKEN_PLUS_REGEX,
-} from "@/common/regex-define";
+import { EMOJI_TAG_REGEX, TOKEN_CONTEXT_REGEX } from "@/common/regex-define";
 
 /**
  * Arguments for creating a task
@@ -479,9 +474,8 @@ export class WriteAPI {
 					const dvFieldToken2 = `\\[(?:${dvKeysGroup2})\\s*::[^\\]]*\\]`;
 					const tagToken2 = EMOJI_TAG_REGEX.source;
 					const atToken2 = TOKEN_CONTEXT_REGEX.source;
-					const plusToken2 = TOKEN_PLUS_REGEX.source;
 					const emojiSeg2 = `(?:${baseEmoji2}[^\\n]*)`;
-					const token2 = `(?:${emojiSeg2}|${dvFieldToken2}|${tagToken2}|${atToken2}|${plusToken2})`;
+					const token2 = `(?:${emojiSeg2}|${dvFieldToken2}|${tagToken2}|${atToken2})`;
 					const trailing2 = new RegExp(`(?:\\s+${token2})+$`);
 					const tm2 = sanitized2.match(trailing2);
 					const trailingMeta = tm2
@@ -618,10 +612,9 @@ export class WriteAPI {
 							)}[^\\n\\r]*`;
 							const tagToken = EMOJI_TAG_REGEX.source;
 							const atToken = TOKEN_CONTEXT_REGEX.source;
-							const plusToken = TOKEN_PLUS_REGEX.source;
 							const emojiSeg = `(?:${baseEmoji}[^\\n]*)`;
 							// Prefer the wide tokens first so we consume the full trailing segment
-							const token = `(?:${emojiSeg}|${dvFieldToken}|${projectWideToken}|${atWideToken}|${tagToken}|${atToken}|${plusToken})`;
+							const token = `(?:${emojiSeg}|${dvFieldToken}|${projectWideToken}|${atWideToken}|${tagToken}|${atToken})`;
 							const trailing = new RegExp(`(?:\\s+${token})+$`);
 							const tm = sanitized.match(trailing);
 
@@ -1275,9 +1268,8 @@ export class WriteAPI {
 							const dvFieldToken3 = `\\[(?:${dvKeysGroup3})\\s*::[^\\]]*\\]`;
 							const tagToken3 = EMOJI_TAG_REGEX.source;
 							const atToken3 = TOKEN_CONTEXT_REGEX.source;
-							const plusToken3 = TOKEN_PLUS_REGEX.source;
 							const emojiSeg3 = `(?:${baseEmoji3}[^\\n]*)`;
-							const token3 = `(?:${emojiSeg3}|${dvFieldToken3}|${tagToken3}|${atToken3}|${plusToken3})`;
+							const token3 = `(?:${emojiSeg3}|${dvFieldToken3}|${tagToken3}|${atToken3})`;
 							const trailing3 = new RegExp(`(?:\\s+${token3})+$`);
 							const tm3 = sanitized3.match(trailing3);
 							const trailingMeta2 = tm3