docx-reader 0.1.1

A .docx file reader in rust
Documentation 
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use serde::{Deserialize, Serialize};

#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
pub struct Rels {
	pub rels: Vec<(String, String, String)>,
}

impl Rels {
	pub fn new() -> Rels {
		Default::default()
	}

	pub fn set_default(mut self) -> Self {
		self.rels.push((
			"http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties"
				.to_owned(),
			"rId1".to_owned(),
			"docProps/core.xml".to_owned(),
		));
		self.rels.push(
            ("http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties".to_owned(),
            "rId2".to_owned(), "docProps/app.xml".to_owned()),
        );
		self.rels.push((
			"http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument"
				.to_owned(),
			"rId3".to_owned(),
			"word/document.xml".to_owned(),
		));
		self.rels.push((
			"http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties"
				.to_owned(),
			"rId4".to_owned(),
			"docProps/custom.xml".to_owned(),
		));
		self
	}

	pub fn add_taskpanes_rel(mut self) -> Self {
		self = self.add_rel(
			"http://schemas.microsoft.com/office/2011/relationships/webextensiontaskpanes",
			"word/webextensions/taskpanes.xml",
		);
		self
	}

	pub fn add_rel(mut self, rel_type: impl Into<String>, target: impl Into<String>) -> Self {
		self.rels.push((
			rel_type.into(),
			format!("rId{}", self.rels.len() + 1),
			target.into(),
		));
		self
	}

	pub fn find_target(&self, rel_type: &str) -> Option<&(String, String, String)> {
		self.rels.iter().find(|rel| rel.0 == rel_type)
	}
}

impl Default for Rels {
	fn default() -> Self {
		Rels { rels: Vec::new() }
	}
}