Added support for tilde in file_name (#115)

Author: prsabahrami

crates/deno_task_shell/src/grammar.pest

@@ -39,7 +39,21 @@ ASSIGNMENT_TILDE_PREFIX = ${
     )*
 }
 
-FILE_NAME_PENDING_WORD = ${ (!(WHITESPACE | OPERATOR | NEWLINE) ~ (UNQUOTED_ESCAPE_CHAR | ("$" ~ VARIABLE) | UNQUOTED_CHAR | QUOTED_WORD))+ }
+FILE_NAME_PENDING_WORD = ${
+    (TILDE_PREFIX ~ (!(WHITESPACE | OPERATOR | NEWLINE) ~ (
+        UNQUOTED_ESCAPE_CHAR |
+        ("$" ~ VARIABLE) |
+        UNQUOTED_CHAR |
+        QUOTED_WORD
+    ))*)
+    |
+    (!(WHITESPACE | OPERATOR | NEWLINE) ~ (
+        UNQUOTED_ESCAPE_CHAR |
+        ("$" ~ VARIABLE) |
+        UNQUOTED_CHAR |
+        QUOTED_WORD
+    ))+
+}
 
 QUOTED_PENDING_WORD = ${ (
     EXIT_STATUS | 

crates/deno_task_shell/src/parser.rs

@@ -796,6 +796,10 @@ fn parse_word(pair: Pair<Rule>) -> Result<Word> {
             let quoted = parse_quoted_word(part)?;
             parts.push(quoted);
           }
+          Rule::TILDE_PREFIX => {
+            let tilde_prefix = parse_tilde_prefix(part)?;
+            parts.push(tilde_prefix);
+          }
           _ => {
             return Err(anyhow::anyhow!(
               "Unexpected rule in FILE_NAME_PENDING_WORD: {:?}",

scripts/source.sh

@@ -0,0 +1 @@
+echo $PATH > ~/output.txt