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Updated examples with better example

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Now we'll encourage users to create an actual vector, instead of an array slice.
It's better form to do so, anyways.
This commit is contained in:
Zach Dziura 2015-05-25 11:14:13 -04:00
parent 29077d64d6
commit 297aaa0ad3
2 changed files with 10 additions and 10 deletions
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16
README.md
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@ -39,10 +39,10 @@ extern crate pirate;
Usage Usage
----- -----
Using Pirate is simple. First, create an array slice defining all of the valid opts that your Using Pirate is simple. First, create a vector defining all of the valid opts that your
program accepts: program accepts:
`let opts = &["o:", "l/long", ":arg"];` `let opts = vec!["o:", "l/long", ":arg"];`
Opts are defined in a specific format: Opts are defined in a specific format:
@ -53,15 +53,15 @@ Opts are defined in a specific format:
* All other opts are defined normally, e.g. `"l"` is an opt in short form, `"long"` is an opt in * All other opts are defined normally, e.g. `"l"` is an opt in short form, `"long"` is an opt in
long form. long form.
Next, call the `pirate::parse()` function, passing in the environment arguments along with the slice Next, call the `pirate::parse()` function, passing in the environment arguments along with a reference
of opts that you defined: to the opts that you defined:
`let matches = pirate::parse(env::args(), opts);` `let matches = pirate::parse(env::args(), &opts);`
Now, handle any errors that may have arisen from parsing: Now, handle any errors that may have arisen from parsing:
``` ```
let matches: Matches = match pirate::parse(env::args(), opts) { let matches: Matches = match pirate::parse(env::args(), &opts) {
Err(ref e) => { Err(ref e) => {
println!("Error: {}", e); println!("Error: {}", e);
help(); help();
@ -97,9 +97,9 @@ use pirate::Matches;
fn main() { fn main() {
let opts = &["n:", "b/boop", ":input"]; let opts = vec!["n:", "b/boop", ":input"];
let matches: Matches = match pirate::parse(env::args(), opts) { let matches: Matches = match pirate::parse(env::args(), &opts) {
Err(ref e) => { Err(ref e) => {
println!("Error: {}", e); println!("Error: {}", e);
help(); help();

4
tests/main.rs
View file

@ -5,9 +5,9 @@ use std::env;
use pirate::Matches; use pirate::Matches;
fn main() { fn main() {
let opts = &["n:", "b/boop", ":input"]; let opts = vec!["n:", "b/boop", ":input"];
let matches: Matches = match pirate::parse(env::args(), opts) { let matches: Matches = match pirate::parse(env::args(), &opts) {
Err(ref e) => { Err(ref e) => {
println!("Error: {}", e); println!("Error: {}", e);
help(); help();