Protocol Buffer text format language preview

1. A basic message

header comments, fields, and a nested message block

horizon-dark

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

atom-one-dark

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

github-dark

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

dracula

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

nord

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

github

# proto-file: example.proto
# proto-message: Person

name: "Alice"
age: 30
active: true
scores: [95, 87, 100]

address {
  city: "Springfield"
  zip: "00000"
}

2. Extension fields

a qualified extension field and an Any-type message

horizon-dark

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

atom-one-dark

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

github-dark

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

dracula

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

nord

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

github

[com.example.ext.special_field]: "extended"

[type.googleapis.com/pkg.Msg] {
  detail: "packed message"
}

3. Numbers and enums

special number forms and bare enum values

horizon-dark

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan

atom-one-dark

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan

github-dark

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan

dracula

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan

nord

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan

github

status: ACTIVE
ratio: 1.5e3
flags: 0xFF
weight: inf
error_rate: nan