figtree 0.2.2

Figtree is a file format for human-useable configuration
Documentation 
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extern crate figtree;
use figtree::Figtree;

const REPEATED_NODES_IN_DOCUMENT: &'static str = "
    node { 'key': 1 }
    node { 'key': 2 }";
const REPEATED_NODES_IN_NODE: &'static str = "
    node {
        subnode { 'key': 1 }
        subnode { 'key': 2 }
    }";
const REPEATED_NODES_AND_ATTRIBUTES: &'static str = "
    node {
        subby { 'exists': true }
        'subby': null
    }";

#[test]
fn repeated_nodes() {
    let mut figgy = Figtree::from_string(REPEATED_NODES_IN_DOCUMENT);
    let error = figgy.parse().err().expect("Parsing should have failed (document)");
    assert_eq!(error.0, figtree::ParseError::RepeatedNode("node".to_string()));

    let mut figgy = Figtree::from_string(REPEATED_NODES_IN_NODE);
    let error = figgy.parse().err().expect("Parsing should have failed (node)");
    assert_eq!(error.0, figtree::ParseError::RepeatedNode("subnode".to_string()));

    let mut figgy = Figtree::from_string(REPEATED_NODES_AND_ATTRIBUTES);
    let config = figgy.parse().ok().expect("Parsing should not have failed (attrs)");
    let node = config.get_node("node").expect("missing top-level node 'node'");
    assert!(node.get_node("subby")
        .and_then(|node| node.get_attr("exists"))
        .and_then(|attr| attr.get_bool())
        .expect("subby (node type) error"));
    assert!(node.get_attr("subby")
        .map(|attr| attr.is_null())
        .expect("subby (attr type) error"));
}