Ragex.CLI.Output (Ragex v0.9.1)

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Rich output formatting utilities for tables, lists, and structured data.

Provides functions to render tabular data, lists, and other formatted output for the CLI.

Summary

Types

alignment()
table_row()

Functions

diff(lines)

Renders a formatted diff with colors.

format_analysis_report(report)

Formats a comprehensive analysis report as text.

key_value(pairs, opts \\ [])

Renders a key-value list.

list(items, opts \\ [])

Renders a simple list with bullets.

section(title, opts \\ [])

Renders a section header with optional underline.

separator(opts \\ [])

Renders a horizontal separator line.

summary(stats)

Renders a progress summary with statistics.

table(headers, rows, opts \\ [])

Renders a table with headers and rows.

Types

alignment()

@type alignment() :: :left | :right | :center

table_row()

@type table_row() :: [String.t() | number()]

Functions

diff(lines)

@spec diff([{:add | :delete | :context, String.t()}]) :: :ok

Renders a formatted diff with colors.

Examples

iex> Output.diff([{:add, "new line"}, {:delete, "old line"}, {:context, "same"}])
# Renders with colors:
# + new line (green)
# - old line (red)
#   same (muted)

format_analysis_report(report)

@spec format_analysis_report(map()) :: String.t()

Formats a comprehensive analysis report as text.

Takes a report map from mix ragex.analyze and formats it for display.

Examples

text = Output.format_analysis_report(report)
IO.puts(text)

key_value(pairs, opts \\ [])

@spec key_value(
  [{String.t(), String.t()}],
  keyword()
) :: :ok

Renders a key-value list.

Options

  • :separator - Separator between key and value (default: ": ")
  • :indent - Indentation level (default: 0)
  • :key_width - Fixed width for keys (default: auto)
  • :key_color - Color for keys (default: :cyan)

Examples

iex> Output.key_value([{"Name", "Alice"}, {"Age", "30"}])
# Renders:
# Name: Alice
# Age:  30

list(items, opts \\ [])

@spec list(
  [String.t()],
  keyword()
) :: :ok

Renders a simple list with bullets.

Options

  • :bullet - Bullet character (default: "•")
  • :indent - Indentation level (default: 0)
  • :color - Color function to apply (default: nil)

Examples

iex> Output.list(["Item 1", "Item 2", "Item 3"])
# Renders:
# • Item 1
# • Item 2
# • Item 3

section(title, opts \\ [])

@spec section(
  String.t(),
  keyword()
) :: :ok

Renders a section header with optional underline.

Options

  • :underline - Character for underline (default: "=")
  • :color - Color for header (default: :cyan)

Examples

iex> Output.section("Statistics")
# Renders:
# Statistics
# ==========

separator(opts \\ [])

@spec separator(keyword()) :: :ok

Renders a horizontal separator line.

Options

  • :char - Character to use (default: "-")
  • :width - Line width (default: 80)
  • :color - Color for line (default: nil)

Examples

iex> Output.separator()
# Renders:
# --------------------------------------------------------------------------------

summary(stats)

@spec summary(map()) :: :ok

Renders a progress summary with statistics.

Examples

iex> Output.summary(%{total: 100, success: 95, errors: 5, duration: 1.5})
# Renders formatted summary with colors

table(headers, rows, opts \\ [])

@spec table([String.t()], [table_row()], keyword()) :: :ok

Renders a table with headers and rows.

Options

  • :alignments - List of alignments for each column (default: all :left)
  • :borders - Whether to draw borders (default: true)
  • :padding - Space between columns (default: 2)

Examples

iex> Output.table(["Name", "Age"], [["Alice", 30], ["Bob", 25]])
# Renders:
# Name   | Age
# -------|-----
# Alice  | 30
# Bob    | 25