diff options
| -rw-r--r-- | smp.1 | 14 | ||||
| -rw-r--r-- | src/macro_processor/macro_processor.rs | 30 |
2 files changed, 44 insertions, 0 deletions
@@ -36,6 +36,20 @@ Runs command on shell, and includes the command output in the output .IP "\fBexpr(<arg1>, <arg2>, ..., <argN>)\fR" Shorthand for running the expr command, expands all arguments, and executes it on the shell. +.IP "\fBdefine_array(<macro_name>)\fR" +Defines a macro as a array, this can later be used with macros like \fBarray_push\fR and \fBarray_each\fR. + +.IP "\fBarray_push(<macro_name>, <value>[, <additional value(s)>])\fR" +On a macro that is defined as a array, this will add one or more elements. + +.IP "\fBarray_each(<macro_name>, <template macro>])\fR" +Push any arguments to array macro +Process each element in a array as a macro-invokation on the second argument +Not the best way to do this, it is not sensibly recursive. + +.IP "\fBarray_size(<macro_name>)\fR" +Will return number of elements in a macro array. + .IP "\fBformat_time(<format>, <time>)\fR" Format a RFC3339-timestamp to the specified format. Format is similar to strftime. Only available if the \fBtime\fR-feature was enabled during compilation. diff --git a/src/macro_processor/macro_processor.rs b/src/macro_processor/macro_processor.rs index ba28b15..612d2c5 100644 --- a/src/macro_processor/macro_processor.rs +++ b/src/macro_processor/macro_processor.rs @@ -412,6 +412,32 @@ fn smp_builtin_array_each( Ok(out) } +fn smp_builtin_array_size( + smp: &mut MacroProcessor, + macro_name: &str, + args: &mut [String], +) -> Result<String, SMPError> { + let Some(macro_body) = smp.macros.get(&args[0]) else { + smp.warnings + .push(MacroProcessorWarning::from_macro_invocation( + macro_name, + args, + format!("{:?} is not a macro", args[0]), + )); + return Ok(String::new()); + }; + let MacroType::Array(array) = macro_body else { + smp.warnings + .push(MacroProcessorWarning::from_macro_invocation( + macro_name, + args, + format!("{:?} is not a macro of type array", args[0]), + )); + return Ok(String::new()); + }; + Ok(array.len().to_string()) +} + #[cfg(feature = "time")] fn smp_builtin_format_time( smp: &mut MacroProcessor, @@ -632,6 +658,10 @@ impl MacroProcessor { String::from("array_each"), MacroType::Function(smp_builtin_array_each), ); + self.define_macro( + String::from("array_size"), + MacroType::Function(smp_builtin_array_size), + ); #[cfg(feature = "time")] self.define_macro( String::from("format_time"), |