Fix buggy implementation of format_time

2 files changed, 7 insertions, 2 deletions

diff --git a/smp.1 b/smp.1
index d38e6fd..3cdab73 100644
--- a/smp.1
+++ b/smp.1
@@ -36,6 +36,10 @@ 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 "\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.
+
 .SH OPTIONS
 If a input file is provided, that will be processed. 
 If not, a sort of interactive REPL will be started instead.
diff --git a/src/macro_processor/macro_processor.rs b/src/macro_processor/macro_processor.rs
index a5b6a59..326b28f 100644
--- a/src/macro_processor/macro_processor.rs
+++ b/src/macro_processor/macro_processor.rs
@@ -220,14 +220,15 @@ fn smp_builtin_indent(
 
 #[cfg(feature = "time")]
 fn smp_builtin_format_time(
-    _smp: &mut MacroProcessor,
+    smp: &mut MacroProcessor,
     macro_name: &str,
     args: &mut [String],
 ) -> Result<String, SMPError> {
     if args.len() < 2 {
         return Ok(macro_name.to_string());
     }
-    let dt = chrono::DateTime::parse_from_rfc3339(&args[1])
+    let timestamp = smp.process_input(&args[1])?;
+    let dt = chrono::DateTime::parse_from_rfc3339(&timestamp)
         .map_err(|_| SMPError::UnknownError(87, None))?;
     Ok(format!("{}", dt.format(&args[0])))
 }