mirror of
https://github.com/TiddlyWiki/TiddlyWiki5.git
synced 2026-02-01 23:57:37 +00:00
44 lines
1.3 KiB
Plaintext
44 lines
1.3 KiB
Plaintext
created: 20240310165023000
|
|
modified: 20260125212303316
|
|
tags: [[Call Syntax]]
|
|
title: Call Syntax
|
|
type: text/vnd.tiddlywiki
|
|
|
|
<<.preamble """What follows is a formal presentation of the syntax of the WikiText syntax for procedure/function/macro calls, using [[railroad diagrams|Railroad Diagrams]].""">>
|
|
|
|
!! callee-name
|
|
|
|
<$railroad text="""
|
|
"<<" [[ callee-name |Calls]] [: [[whitespace|"Filter Whitespace"]] [:{param-value}] ]">>"
|
|
"""/>
|
|
|
|
* The <<.place callee-name>> is a sequence of non-whitespace characters other than `(` or `>`.
|
|
|
|
* <<.place whitespace>> denotes a sequence of [[whitespace characters|Filter Whitespace]].
|
|
|
|
!!! param-value
|
|
|
|
Each ''individual'' <<.place param-value>> has the following syntax:
|
|
|
|
<$railroad text="""
|
|
\start none
|
|
\end none
|
|
(
|
|
value
|
|
|
|
|
param-name [:space] (
|
|
":" [:space] value [: space]
|
|
|
|
|
"=" [:space] new-value [: space]
|
|
)
|
|
)
|
|
"""/>
|
|
|
|
* The <<.place param-name>> is a sequence of letters (`A`--`Z`, `a`--`z`), digits (`0`--`9`), hyphens (`-`) and underscores (`_`).
|
|
|
|
* The <<.place value>> is specified as follows:
|
|
|
|
<$railroad text={{$:/editions/tw5.com/railroad/call-parameter-value}}/>
|
|
|
|
* <<.from-version 5.4.0>> The <<.place new-value>> can either be a plain <<.place value>> or a full <<.place callee-name>> call, allowing for dynamic parameter values.
|