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Contents

# Diamond

The diamond kata takes as its input a letter, and outputs it in a diamond
shape. Given a letter, it prints a diamond starting with 'A', with the
supplied letter at the widest point.

## Requirements

* The first row contains one 'A'.
* The last row contains one 'A'.
* All rows, except the first and last, have exactly two identical letters.
* All rows have as many trailing spaces as leading spaces. (This might be 0).
* The diamond is horizontally symmetric.
* The diamond is vertically symmetric.
* The diamond has a square shape (width equals height).
* The letters form a diamond shape.
* The top half has the letters in ascending order.
* The bottom half has the letters in descending order.
* The four corners (containing the spaces) are triangles.

## Examples

In the following examples, spaces are indicated by `·` characters.

Diamond for letter 'A':

```text
A
```

Diamond for letter 'C':

```text
··A··
·B·B·
C···C
·B·B·
··A··
```

Diamond for letter 'E':

```text
····A····
···B·B···
··C···C··
·D·····D·
E·······E
·D·····D·
··C···C··
···B·B···
····A····
```

## Setup

Go through the setup instructions for ECMAScript to
install the necessary dependencies:

http://exercism.io/languages/ecmascript

## Requirements

Install assignment dependencies:

```bash
$ npm install
```

## Making the test suite pass

Execute the tests with:

```bash
$ npm test
```

In the test suites all tests but the first have been skipped.

Once you get a test passing, you can enable the next one by
changing `xtest` to `test`.


## Source

Seb Rose [http://claysnow.co.uk/recycling-tests-in-tdd/](http://claysnow.co.uk/recycling-tests-in-tdd/)

## Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.

Version data entries

68 entries across 68 versions & 1 rubygems

Version Path
trackler-2.2.1.180 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.179 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.178 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.177 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.176 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.175 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.174 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.173 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.172 tracks/ecmascript/exercises/diamond/README.md
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trackler-2.2.1.169 tracks/ecmascript/exercises/diamond/README.md
trackler-2.2.1.167 tracks/ecmascript/exercises/diamond/README.md
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trackler-2.2.1.165 tracks/ecmascript/exercises/diamond/README.md
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