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main.rs
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main.rs
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use minijinja::{context, Environment};
fn execute() -> Result<(), minijinja::Error> {
let mut env = Environment::new();
env.set_debug(true);
env.add_template("include.txt", "Hello {{ item_squared + bar }}!")?;
env.add_template(
"hello.txt",
r#"
first line
{% for item in seq %}
{% with item_squared = item * item %}
{% with foo = 42 %}
{{ range(10) }}
{{ other_seq|join(" ") }}
{% include "include.txt" %}
{% endwith %}
{% endwith %}
{% endfor %}
last line
"#,
)?;
let template = env.get_template("hello.txt").unwrap();
let ctx = context! {
seq => vec![2, 4, 8],
other_seq => (0..5).collect::<Vec<_>>(),
bar => "test"
};
println!("{}", template.render(&ctx)?);
Ok(())
}
fn main() {
if let Err(err) = execute() {
eprintln!("Error rendering template: {:#}", err);
let mut err = &err as &dyn std::error::Error;
while let Some(next_err) = err.source() {
eprintln!();
eprintln!("caused by: {:#}", next_err);
err = next_err;
}
std::process::exit(1);
}
}