46 lines
1,022 B
Rust
46 lines
1,022 B
Rust
extern crate yaml_rust;
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use std::env;
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use std::fs::File;
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use std::io::prelude::*;
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use yaml_rust::yaml;
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fn print_indent(indent: usize) {
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for _ in 0..indent {
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print!(" ");
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}
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}
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fn dump_node(doc: &yaml::Yaml, indent: usize) {
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match *doc {
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yaml::Yaml::Array(ref v) => {
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for x in v {
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dump_node(x, indent + 1);
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}
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}
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yaml::Yaml::Hash(ref h) => {
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for (k, v) in h {
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print_indent(indent);
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println!("{:?}:", k);
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dump_node(v, indent + 1);
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}
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}
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_ => {
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print_indent(indent);
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println!("{:?}", doc);
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}
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}
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}
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fn main() {
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let args: Vec<_> = env::args().collect();
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let mut f = File::open(&args[1]).unwrap();
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let mut s = String::new();
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f.read_to_string(&mut s).unwrap();
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let docs = yaml::YamlLoader::load_from_str(&s).unwrap();
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for doc in &docs {
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println!("---");
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dump_node(doc, 0);
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}
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}
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