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Add remove_suffix filter #151

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Add remove_suffix filter #151

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3464c0c
Reorder template setup calls
svix-jplatte Mar 23, 2026
7be3ef9
Add remove_suffix filter
svix-jplatte Mar 23, 2026
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91 changes: 48 additions & 43 deletions src/template.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,8 +24,56 @@ pub fn populate_env(
// === Custom functions ===
env.add_function("vec", crate::cli_v2::value_vec::new_value_vec);

env.add_function(
// allows overriding the summary filename
"set_summary_filename",
|state: &State, filename: Cow<'_, str>| {
state.set_temp("summary_filename", filename.into());
},
);

env.add_function(
// For java lib we need to create extra files.
"generate_extra_file",
|state: &State, filename: Cow<'_, str>, file_contents: Cow<'_, str>| {
fs::write(&*filename, file_contents.as_bytes()).unwrap();
state.set_temp("extra_generated_file", filename.into());
},
);

env.add_function(
"panic",
|message: Cow<'_, str>| -> Result<String, minijinja::Error> {
Err(minijinja::Error::new(
minijinja::ErrorKind::InvalidOperation,
message.to_string(),
))
},
);

// === Custom filters ===

// --- String utilities ---
env.add_filter("strip_trailing_comma", |s: Cow<'_, str>| {
match s.trim_end().strip_suffix(",") {
Some(stripped) => stripped.to_string(),
None => s.into_owned(),
}
});
env.add_filter(
"strip_trailing_str",
|s: Cow<'_, str>, trailing_str: Cow<'_, str>| match s
.trim_end()
.strip_suffix(&trailing_str.to_string())
{
Some(stripped) => stripped.to_string(),
None => s.into_owned(),
},
);
env.add_filter("remove_suffix", |s: Cow<'_, str>, suffix: Cow<'_, str>| {
Value::from(s.strip_suffix(&*suffix))
});

// --- Case conversion ---
env.add_filter("to_upper_snake_case", |s: Cow<'_, str>| {
s.to_shouty_snake_case()
Expand Down Expand Up @@ -132,22 +180,6 @@ pub fn populate_env(
);

// --- Miscellaneous ---
env.add_filter("strip_trailing_comma", |s: Cow<'_, str>| {
match s.trim_end().strip_suffix(",") {
Some(stripped) => stripped.to_string(),
None => s.into_owned(),
}
});
env.add_filter(
"strip_trailing_str",
|s: Cow<'_, str>, trailing_str: Cow<'_, str>| match s
.trim_end()
.strip_suffix(&trailing_str.to_string())
{
Some(stripped) => stripped.to_string(),
None => s.into_owned(),
},
);
env.add_filter(
"generate_kt_path_str",
|s: Cow<'_, str>, path_params: &Vec<Value>| -> Result<String, minijinja::Error> {
Expand Down Expand Up @@ -202,23 +234,6 @@ pub fn populate_env(
},
);

env.add_function(
// allows overriding the summary filename
"set_summary_filename",
|state: &State, filename: Cow<'_, str>| {
state.set_temp("summary_filename", filename.into());
},
);

env.add_function(
// For java lib we need to create extra files.
"generate_extra_file",
|state: &State, filename: Cow<'_, str>, file_contents: Cow<'_, str>| {
fs::write(&*filename, file_contents.as_bytes()).unwrap();
state.set_temp("extra_generated_file", filename.into());
},
);

env.add_filter(
"struct_enum_ref_variants",
|variants: Vec<Value>| -> Result<Vec<Value>, minijinja::Error> {
Expand Down Expand Up @@ -255,16 +270,6 @@ pub fn populate_env(
},
);

env.add_function(
"panic",
|message: Cow<'_, str>| -> Result<String, minijinja::Error> {
Err(minijinja::Error::new(
minijinja::ErrorKind::InvalidOperation,
message.to_string(),
))
},
);

env.add_filter(
// TODO: fix this ugly ass code :(
// TLDR: If I have a number serde_json::Value, it does not get passed the the template correctly
Expand Down
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