Add support for tags

grammar/task.pegjs

@@ -22,10 +22,36 @@ task = "-" _ "[" status:. "]" _ label:label meta:meta* {
   }; 
 }
 
-label = text:([^⏬🔽🔼⏫🔺➕⏳🛫📅✅❌🔁🏁🆔⛔⏰]*) {
-  return text.join("").trim()
+/**************************************************************************************************************************************/
+
+label = spans:(tag / labelWord / labelWhitespace)* {
+  return spans;
 }
 
+labelWord = word:[^ \t\r⏬🔽🔼⏫🔺➕⏳🛫📅✅❌🔁🏁🆔⛔⏰]+ {
+  return {
+    span: "word",
+    value: word.join("")
+  }
+}
+
+labelWhitespace = whitespace:[ \t\r]+ {
+  return {
+    span: "whitespace",
+    value: whitespace.join("")
+  }
+}
+
+tag = "#" tag:[a-zA-Z0-9-]+ {
+  return {
+    span: "tag",
+    value: tag.join("")
+  }
+}
+
+/**************************************************************************************************************************************/
+
+
 meta = _ @(date / recurrence / delete / priority / dependency / reminder) _
 
 /**************************************************************************************************************************************/

src/parser/task.ts

@@ -16,7 +16,24 @@ export class LazyTask implements Task {
   }
 
   get label(): string {
-    return this.#parsed.label;
+    return this.#parsed.label
+      .filter(x => x.span === 'word' || x.span === 'whitespace')
+      .map(x => x.value)
+      .join("")
+      .trim();
+  }
+
+  get fullLabel(): string {
+    return this.#parsed.label      
+      .map(x => x.span === 'tag' ? `#${x.value}` : x.value)
+      .join("")
+      .trim();
+  }
+
+  get tags(): string[] {
+    return this.#parsed.label      
+      .filter(x => x.span === 'tag')
+      .map(x => x.value);      
   }
 
   get priority(): TaskPriority {
@@ -104,7 +121,8 @@ export class LazyTask implements Task {
       o("delete", this.onDelete),
       o("id", this.id),
       o("deps", this.dependsOn.join(",")),
-      o("reminder", this.reminder)
+      o("reminder", this.reminder),
+      o("tags", this.tags.join(","))
     ];
 
     return `- [${this.status}] ${this.label} {${items.filter(x => x.length > 0).join(", ")}}`;

src/types/grammar/task.ts

@@ -8,10 +8,15 @@ export type ParseResult = {
 
 export type ParsedTask = {
   status: string;
-  label: string;
+  label: ParsedTaskLabel[];
   meta: ParsedTaskMeta[];
 }
 
+export type ParsedTaskLabel = {
+  span: 'word'|'whitespace'|'tag';
+  value: string
+};
+
 export type ParsedTaskMeta = 
   | ParsedTaskPriority 
   | ParsedTaskRecurrence 

src/types/task.ts

@@ -3,6 +3,8 @@ import { Dayjs } from "dayjs";
 export type Task = {
   status: string;
   label: string;
+  fullLabel: string;
+  tags: string[];
   priority: TaskPriority;
   createdDate?: Dayjs;
   startDate?: Dayjs;